Máu kém lưu thông ở chân không đơn thuần là "dấu hiệu tuổi già" mà là một tiến triển âm thầm có thể dẫn đến những hậu quả nặng nề như suy giãn tĩnh mạch, phù nề, hay thậm chí là cục máu đông nguy hiểm.
Trong video hôm nay, tôi sẽ chia sẻ lộ trình khoa học để quý vị chủ động bảo vệ đôi chân của mình.
00:00 – Sự thật về đôi chân và lão hóa. 01:45 – Ba bệnh lý tuần hoàn chân thường gặp. 03:15 – Giải mã cơ chế Tam giác Virchow. 05:00 – Hậu quả của việc máu trì trệ kéo dài. 06:45 – Chân lạnh và nặng mỏi. 08:30 – Tê râm ran và phù cổ chân. 10:15 – Biến đổi màu da và chuột rút ban đêm. 12:00 – Vitamin E: Vệ sĩ bảo vệ thành mạch. 14:30 – Vitamin B3: Chìa khóa giãn mạch và năng lượng. 17:00 – Vitamin C: Nhựa sống cho nội mạc mạch máu. 19:15 – Ai nên dùng và ai cần tránh các loại vitamin này? 21:30 – Lộ trình 12 tuần khơi thông dòng máu tại nhà. 23:45 – Bí quyết sử dụng tất nén và bài tập đi bộ. 25:30 – Cảnh báo: Khi nào cần gọi cứu trợ?
Nguồn khoa học: Peripheral Arterial Disease in the Elderly (NCBI)
Chronic Venous Insufficiency in Geriatric Population (Cureus)
Risk factors for deep venous thrombosis (BMC Geriatrics)
Vitamin C and Cardiovascular Function (Nutrients)
Niacin and Peripheral Artery Disease (Nature)
Vitamin E and Bleeding Risk (JAHA)
Everyone thinks that when you reach the age of 60 frequent aches and numbness in the legs are just natural signs of aging that everyone has to go through
But the truth is that the legs are silently sending out distress signals about a blood circulation blockage that we often overlook
It's unfortunate that 68.9% of people with peripheral artery disease are unaware of their condition because the initial symptoms are often not obvious
Do your feet feel more frequently cold than your hands especially at night
It's as if my legs were weighed down by threads just from walking a short distance
Even if you have been diligently soaking your feet in warm water every evening the numbness and tingling sensations have not improved and in fact have been progressing more quietly
That's because you haven't addressed the root of the stagnant blood flow
Hearing it sounds dangerous but luckily by understanding the three types of supporting vitamins and following a 12-week scientific program we can completely improve blood circulation and bring relief to our legs
I will reveal this secret right away so that you can avoid serious consequences
Before we delve into the amazing scientific secrets that help stimulate blood flow if you are truly interested in improving your health safely and sustainably scientifically
So please take a second to click the subscribe button and turn on the notification bell so you don't miss the latest video Now let's get started
In reality when we enter our golden years the blood vessel system in our legs is not simply a set of ordinary blood vessels but rather it is facing three main circulatory-related diseases
First is peripheral artery disease which causes a significant reduction in the flow of oxygen-rich blood to the tissues
The actual data shows that the prevalence of this disease increases sharply from 6.6% in the 55-year-old group to 52% as we pass the age of 85
The most concerning issue is that nearly 70% of patients do not report typical symptoms such as localized swelling making the disease easy to overlook
The second issue is chronic venous insufficiency where the vein valves weaken causing blood to not be effectively pumped back to the heart and instead pool in the legs
The risk increases by 6% for every year of our age
And finally deep vein thrombosis which is the formation of blood clots within the veins
A very dangerous condition with a risk eight times higher in people over 60 than in younger individuals
These issues progress quietly like silted-up rivers and if not identified in time they can have serious consequences for your mobility
Many people still mistakenly believe that aches and pains are due to joint problems or old age
But in reality it is the stagnation of the new blood flow that causes your legs to feel tired and exhausted every day
To understand why blood flow in the legs becomes more prone to blockage as we age I would like to share with you an important medical concept called the "venous triangle "
Imagine our blood vessels as a river system
And the formation of a blood clot is the result of three adverse factors combining
The first factor is the slowing of blood circulation in the elderly
The leg muscles often referred to as the second heart that pumps blood upward tend to weaken when we are inactive causing blood to pool in the lowest part of the body
When the river stops flowing silt and debris are easily disturbed
The second factor is a change in blood composition that makes the blood more prone to clotting
Science has shown that as age increases blood clotting factors such as fibrinogen and the number of platelets in our bodies usually increase
Especially if the fibrinogen level is higher than 4 grams per liter the risk of blood clots doubles
The final and extremely important factor is vascular damage
The aging process causes blood vessels to lose elasticity collagen levels to decrease and especially a decline in nitric oxide a miraculous gas that helps dilate blood vessels
When the vessel becomes damaged or aged it becomes rough and prone to plaque buildup like a water pipe with deposits that easily trap dirt and cause blockages
The combination of slow blood flow overly thick blood and damaged blood vessels creates the perfect trap that leads to the formation of silent blood clots
In addition the aging of blood vessels is accompanied by the accumulation of aged endothelial cells which causes the loss of the body's natural anticoagulant ability
These physiological changes occur gradually each day leading to a decline in endothelial function causing blood vessels to lose their ability to flexibly expand and effectively supply blood to our legs
If we allow this stagnation to continue without intervention the severe consequences will become increasingly evident day by day
When the leg veins weaken pressure in the leg blood vessels can build up and increase three to four times the normal level reaching 60 over 90 mm mercury
This excessive pressure forces water and protein components out of the blood vessels into the surrounding tissue causing chronic leg swelling leaving your legs constantly swollen and tense not just visibly swollen
Over time this process causes alarming changes to the skin When blood cells become trapped and rupture they release iron into the skin tissue causing the legs to develop a dark discoloration usually a brownish-red hue around the ankles
The subcutaneous fat becomes inflamed and scarred making the calf area dry rough and unusually hard like a piece of wood Medicine refers to this condition as cutaneous lipodermatosclerosis
It is unfortunate when varicose ulcers appear as statistics show that up to 18% of patients over 65 years old experience this condition and they are extremely difficult to heal causing prolonged pain and inconvenience
Another serious complication is post-thrombotic syndrome which affects approximately 20-50% of people who have had a blood clot
Symptoms such as heavy legs swelling and aching can become a persistent shadow that follows you for many years even decades after
But the most dangerous is the close relationship between foot circulation and the health of our entire body
Medical studies have shown that 58% of patients with peripheral artery disease also have coronary artery disease and 34% of them have a history of having a stroke
When a blood clot in the leg breaks loose and travels through the bloodstream to the lungs it can cause a pulmonary embolism
One of the three leading cardiovascular causes of severe consequences and tragic losses today
Additionally elderly patients with blood clots in the intensive care unit face a much higher risk of bleeding than usual
A sign that the hemodynamic disturbance is severely affecting the entire body
All these dangers usually stem from our initial complacency towards the silent cries of our feet
To avoid facing those severe consequences the most important thing is for us to learn to listen to the smallest signals from our own feet
The earliest symptom is cold feet especially noticeable at night
Many people think that older adults have poor blood circulation so cold feet are common
But in reality this is a medical sign closely related to poor circulation in the legs
This cold numbness reflects the condition where oxygen-rich blood and warmth are not adequately supplied to the limbs due to narrowed blood vessels or weakened veins
Science has noted that when the feeling of cold feet is accompanied by a heavy sensation the likelihood that you are experiencing a vein problem is very high
In particular if you notice that one leg is consistently colder than the other in an unusual way
This is a serious warning about a blockage in one side of the arterial system that we must absolutely not take lightly
The next sign is also the earliest symptom that you can personally sense
It's the feeling of heavy legs as if carrying a burden
Even if you only move around very little in the house or do not participate in any strenuous physical activities
Up to 50% of patients with severe varicose veins initially experience this feeling of heavy and tired legs
You will see it most clearly at the end
of the day After standing for a long time cooking rice or sitting and chatting your legs will feel a dull ache
A very distinctive feature is this feeling of heaviness which usually subsides quickly
As soon as you rest and elevate your legs on a pillow for 15-20 minutes
because at that time gravity helps blood circulation to return more easily
This is the difference between leg fatigue caused by overexertion and leg fatigue caused by a vascular disease
If we continue to mistakenly believe this is just a sign of aging and ignore it the
blood vessels will gradually suffer more severe damage due to prolonged oxygen deficiency
Causing irritation to the peripheral nerves
Early detection at this stage will save you a lot of effort
And avoid complications that could severely affect your mobility later
Don't wait until your foot swells or changes color to start worrying
Pay attention right from the first time your legs feel unusually tired even without doing anything strenuous
In addition to the heaviness another very common symptom that many of you often complain abou
It is crawling under your calf or foot skin
Medicine calls this condition paresthesia
A condition appears in about 20% of people with severe varicose vein issues
This sensation can sometimes feel like needles and at other times like a burning rash which is very uncomfortable
The actual cause of this phenomenon is due to the lack of nourishing blood
supply causing the peripheral nerves in the lowest part of the body to be affected
Not receiving enough oxygen leads to irritation
and creates false signals for the processor
You need to clearly distinguish this from diabetic neuropathy
While diabetes often causes permanent loss of sensation and accompanying muscle weakness
Then the tingling sensation from the blood vessels usually changes
intensity depending on the posture and the blood circulation at that moment
When you notice this numbness symptom appearing
continuously accompanied by cold or tired legs
That is the clearest warning that blood circulation is experiencing
significant obstacles and needs our attention and early intervention
Then a tingling sensation
A very distinctive and easiest to observe signal
It is the phenomenon of mild swelling in the ankle area
every evening but the strange thing is that it disappears
or significantly reduced the next morning after a night's rest
This is the direct result of excessive pressure in the veins
Causing the fluid from within the blood vessels to leak
out and accumulate in the tissues around your ankles
Throughout the entire day when you are standing at work or sitting for a long time
Under the influence of gravity and the weakening of the leg
muscles blood will pool and become trapped in the lowest area
The important difference is that when you lie down and
sleep all night your legs are level with your heart
Gravity will help this fluid flow back towards the center of the
body and help you feel lighter and less swollen as soon as you wake up
Please pay close attention to distinguish it from heart failure edema as
heart-related swelling is usually very severe and symmetrical in both legs
and does not subside even when the legs are elevated
While venous edema usually appears clearly one side
Or one leg is significantly swollen and will greatly subside
after elevating the leg on a pillow for 15 to 20 minutes
Mild swelling at the end of the day is a sign that
the vascular disease is in the early or middle stage
If we do not soon implement the necessary support measures this
condition will progress to permanent swelling and eventually
Lead to extremely difficult-to-treat foot ulcers
In addition to the numbness if you carefully examine the skin on your feet
You can see very distinctive pigment changes
which medicine calls the phenomenon of iron pigment movement
When blood remains stagnant too long in the veins red blood cells are destroyed
and release iron into the skin tissues causing the legs to become darkened
Dark spots begin to appear ranging from reddish-brown to black-brown
They are most concentrated around the inner ankle area
If this condition persists you will notice that the skin in that area
not only changes color but also becomes dry itchy or develops a rash
It's very itchy and uncomfortable even touching the calf makes
the tissue under the skin harden like wood This is a sign tha
The subcutaneous fat is inflamed and fibrosed due
to chronic oxygen deficiency a condition that signals
The risk of foot ulcers is very high and very difficult to heal
if not treated in a timely manner In addition you may also notice
My nails suddenly became longer and rough and they grew
very slowly This is because of the nail-supporting cells
They are not receiving sufficient essential nutrients from the sluggish circulation
The sixth sign which affects 33% of people
People over 50 years old often experience painful
nighttime cramps that severely affect their sleep
In fact 67% of people who have
vein problems often suffer from it
These sudden muscle spasms that occur when resting
Many people still mistakenly believe that cramps are caused by a lack of calcium
Poor mineral intake but the deeper truth is that it's due to a
lack of oxygen in the leg muscles caused by poor blood circulation
When oxygen-carrying blood flow is blocked the
nerves controlling the muscles become overly sensitive
and is easily stimulated leading to severe spasmodic reactions that are
uncontrollable and last from several seconds to as long as 10 minutes
In particular if you feel a sharp burning pain in
the soles of your feet even when you are lying still
This could be a sign of severe peripheral artery disease where the arterial
blood flow is severely blocked to the point of not being able to nourish
Even when the body is in a state of rest
These changes in skin pigmentation and lingering muscle cramps
It is not merely the decline of
appearance or the natural fatigue
of old age but rather a warning bell about a circulatory system
They are facing serious trouble
It requires us to have the right interventions
By using supportive vitamins and making immediate
lifestyle changes to avoid serious consequences later
We often refer to vitamin E as a miracle remedy for improving
skin and hair but in the world of the circulatory system
This type of vitamin is like a loyal guard protecting
the blood vessels from harmful internal agents
Imagine the blood vessels in your
legs as the highways of circulation
and over time the metabolic reactions in the body produce free radicals
They are like sharp fragments that cause abrasions
and causes the clot
to become a vessel Vitamin E works by covering and neutralizing these free radicals
helping to prevent the oxidation process
An invisible enemy
causes hardening and damage to blood vessels in the elderly
A scientific study from the University of
Basel in Switzerland has found that as we age
The body regulates itself to increase vitamin E levels
in the arterial walls by 70 times compared to when young
This is not an excess but a natural defense mechanism of the
body that is cleverly designed to combat the ravages of time
It enters the circulatory system
In particular medical experts have proven that using a mixture
Antioxidants including vitamin E combined with vitamin C and alpha-
lipoic acid may help restore mucosal
function in people over 70 years old
Specifically the ability of blood vessels to dilate
improved from 5.2% to 8.2% after a short period of use
Helping blood flow to the legs become smoother and stronger
is equivalent to the level of
vascular activity in young people
However I would like you to especially note a life-saving
rule when using this vitamin to avoid serious consequences
Vitamin E has natural anticoagulant
properties and can counteract
vitamin K a factor that helps blood clot so if used incorrectly
It could make your blood too thin
If you are currently taking medications such as
gh-dose aspirin more than 325 mg per day or
other antiplatelet medications such as warfarin
Taking clopidogrel adding high-dose
vitamin E is an extremely dangerous action
This combination can cause abnormal bleeding even gastrointestinal
bleeding or hematemesis which is extremely dangerous
Therefore the safest daily dosage for you
is between 100 and 200 international units
To allow the body time to metabolize and avoid
excessive accumulation that could lead to bleeding risks
You should follow the rule of using it 3 to 4 days a week
For example use it on Monday Wednesday and Friday
Instead of drinking continuously every day for a long time
This caution is never excessive to ensure that
The vitamin E guardian always
performs its duty of protecting blood vessels without
causing any unwanted side effects for your health
In addition to vitamin E another nutrient plays a role
in opening the valves that are closing the blood vessels
It is vitamin BPE also known as niacin
This vitamin works through a very special physiological mechanism
It stimulates the body to release prostaglandins natural
compounds that can dilate peripheral blood vessels
That way it enhances blood circulation all
the way to every corner of your precious feet
The more remarkable thing is that the nicotinamiziboside form of
vitamin BPE is also a precursor for the synthesis of the common feature
A key component of the energy-producing machinery in cells helps the cell's energy
factory function more efficiently thereby improving muscle strength in the elderly
A brilliant scientific discovery
was announced in 2024 in the journal
Nature Communications Researchers from Northwestern University
and the University of Florida conducted
tests on 90 patients with leg artery problems
The results showed that people who took 250mg of nicotinamide
riboside daily showed a significant improvement in walking ability
They can go more than 17 meters farther than those who do
not use it within 6 months This is
truly a ray of hope for those who
My legs were feeling weak and tiring quickly during physical activity
However when I started taking vitamin BPA
You may experience a phenomenon called flushing
or a warm sensation medically known as Niacin Flush
Please don't worry this is a completely harmless reaction
affecting about 90% of users taking high doses
And it is simply a sign that the blood vessels are
expanding well under the influence of Prostalandins
Usually your body will adjust on its own
and this sensation will disappear after about a week of continuous use
To reduce discomfort you can take vitamin BPA right after
a meal or start with a low dose and gradually increase it
Although it provides significant benefits for circulation excessive use of vitamin BPA
At very high doses 1 000 to 3 000 mg per
day it can cause unwanted side effects
such as low blood pressure causing dizziness
liver damage or disrupting blood sugar levels
In particular those suffering from gout should be extremely cautious
because Niacin can increase uric acid levels which can lead to gout attacks
Joint pains
Therefore to ensure absolute safety while still achieving effective blood circulation
I recommend that you prioritize using nicotinamide instead of nicotinic
acid because this form is less likely to cause facial flushing
and is safer for the liver at low doses
The mildest and safest dosage for circulation in the elderly
It is approximately 15-20 mg per day
If you want to improve walking ability due to peripheral artery disease
The recommended dose can be considered at 250-500mg of
nicotinamide riboside under the supervision of a specialist
Using vitamin BPA correctly not only helps reduce
coldness and numbness in your legs but also provides energy
So that you can walk more steadily
and flexibly in daily activities
The third type of vitamin is also an indispensable component
Because vitamin C also known ascorbic acid
is the lifeblood of the main blood vessels
Imagine how blood vessels could flexibly expand like a new
rubber band they need a miraculous gas called nitric oxide
To issue a command for the blood vessels to dilate
Vitamin C acts as a silent protector for this gas
Prevent free radicals from destroying it thus ensuring
proper blood circulation and preventing blockages
A review of 44 clinical trials has shown
that supplementation of more than 500mg
Daily vitamin C significantly improves the body's ability
to dilate blood vessels It not only protects blood flow
Vitamin C is also an essential ingredient for the synthesis of collagen which
is a special cement that strengthens the smallest capillaries in the legs
When the capillaries are strong and healthy water and
proteins will not leak out into the surrounding tissue
That helps you effectively reduce ankle swelling
Especially a long-term study over 6 years showed that
Using vitamin C combined with vitamin E helps reduce
the rate of artery wall thickening by up to 26 percent
Help prevent atherosclerosis from the very beginning
However a common mistake that many of you often make is
Think that the more vitamin C you drink the better
Medical facts show that our body's ability
to absorb it decreases as the dosage increases
If you take only 100mg the body absorbs 80% of it
But when increased to 1000mg the absorption
rate drops below 50% and the excess is excreted
Urinary tract infections causing waste
and putting pressure on the kidneys
The optimal dosage for leg circulation is 500mg per day
At this level bioavailability reaches its peak just
enough to protect the vascular lining without causing harm
Side effects such as kidney stones or stomach inflammation
You can easily supplement with vitamin C
such as oranges grapefruits
guavas or dark green vegetables
Prioritize simple preparation methods such as eating them
raw or lightly cooked to preserve this valuable vitamin
Maintaining a daily intake of 500mg of vitamin
C combined with the other vitamins I have shared
It will create a strong shield that helps restore
youthfulness provides a light
and smooth feeling for your legs
Although they offer great benefits not
everyone can freely use these nutrients
The most suitable candidates to start the program are those
with 2 to 3 early signs such as cold feet heaviness and numbness
or gently massage your ankles at the end of
the day Especially for those who have been diagnosed with chronic venous insufficiency
or peripheral artery disease in the early stage
when the blood vessels have only just begun to show mild signs of blockage
You need to ensure that the systolic blood pressure is stable at
above 90 mm mercury and that liver and kidney functions are normal
and there is no pre-existing coagulation disorder
However there are red lines that you must absolutely not cross
With vitamin E you should not use it if you are taking blood
-thinning medications such as warfarin apixaban and others
Dabigatran or rivaroxaban
The combination of high-dose vitamin E with these drugs
It increases the risk of any bleeding even cerebral
hemorrhage and extremely dangerous gastrointestinal bleeding
People taking high-dose aspirin more than
325 mg a day or clopidogrel should avoid it
Because it can cause a synergistic effect leading to excessively thin blood
For vitamin BBA you must absolutely not use
if you have an uncontrolled illness
or high uric acid levels in the blood
because niacin can trigger severe joint pain
People with severe liver disease progressive gastritis
or uncontrolled diabetes should also avoid this vitamin
In particular if you have a blood pressure higher than 180
mm Hg using high doses of BB may cause excessive vasodilation
Lead to sudden low blood pressure and risk of falling
For vitamin C you have severe kidney failure
They must undergo dialysis or have a history of oxalate kidney stones
so they need to be extremely careful because it can worsen the condition
It gets worse But you have a genetic disorder
iron overload or a deficiency of G6PD enzyme
Do not use high doses due to the risk of
bleeding and organ damage I always remind you tha
Consulting your treating physician is the most
important step before applying any complementary method
To ensure that our blood flow path proceeds as
safely and scientifically as possible you need to star
For the first two weeks evaluation and examination
are conducted to determine the vascular condition
Through ultrasound or necessary tests such as quantification
of the gestational sac if there is a suspicion of a blood clot
Moving into the second to third week we officially
enter the phase of combining supplementary measures
Specifically each morning after eating you should take
500mg of vitamin C to achieve the highest bioavailability
The afternoon after eating is an appropriate time
for 15-20mg of vitamin BBA to help with vasodilation
And in the evening you add 100 international units of
vitamin E but remember to use it only 3-4 days per week
To ensure the safety of the blood
At the same time maintain the habit of drinking 1.5-2 liters
Daily warm water and limiting salt intake to
below 2.3 grams per day to reduce water retention
At weeks four and six please reassess
your symptoms If you notice signs such as
Cold feet heavy legs or ankle pain have improved by 20-50%
which is a sign that the treatment plan is on the right track
At this point we will continue to maintain
that dosage until week 12 to strengthen health
long-term vascular issues However if after six weeks
the symptoms persist at the site or show signs of
Worsening symptoms mean you must not increase your vitamin dose
on your own but instead see a vascular specialist immediately
To create more accurate and in-depth forecasts This 12-week program
is not just a nutritional supplement plan but a comprehensive approach
A patient process of combining vitamin use with
light exercise and closely monitoring the body
Prevent the severe consequences of blood circulation blockage
Along with the supplementation of various vitamins there are
A very simple physical method is the golden key
to activating the muscle pump in your legs First
Be sure to mention second-level medical compression
therapy an essential tool for those with vein problems
These socks create pressure of 20 to 30 mm mercury
strongest at the ankle and gradually decreasing up the calf
Help to compress the veins and assist in pushing blood back
to the heart more effectively Please remember to wear stockings
From early in the morning as soon as waking up right before
stepping out of bed because at that time the legs have the least bone
Maintain it for 8 to 12 hours each day Don't forget to take
off your socks before going to bed so your feet can relax
Completely Along with wearing socks the exercise
of walking lightly for 15 to 20 minutes each day
It is the precious medicine to restore blood flow For those suffering
from peripheral artery disease walking properly is essential
It can help increase the walking distance up to 180 meters
after 12 weeks of consistent training Please take a walk
Until the pain is mild then stop and rest until the pain
stops then continue This process helps the blood vessels
Regular exercise helps the body gradually adapt and become more flexible
Finally a very easy habit is to elevate your legs for about
15 minutes after every 2 hours of work or exercise
Raise your legs about 30 degrees to take advantage
The pull of gravity helping to reduce venous pressure and
naturally alleviate swelling In harmonious combination
Between internal nourishment and these external physical
methods this will create a powerful dual effect helping to
Your legs will soon regain their flexibility and strength
more than ever before Each day we have explored six signs
Early warning signs such as cold feet heavy legs numbness swollen ankles
changes in skin color and nighttime cramps
Please remember the three supporting nutrients are vitamin
E vitamin B A and vitamin C along with safe dosages
It has been analyzed in detail Foot health is the
foundation for independence and joy in old age
So never ignore their silent cries for help
If you notice any emergency signs
If you experience sudden shortness of breath chest pain or one leg
feeling unusually warm and red call for emergency help immediately
To avoid unfortunate consequences If you find this video
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healthy life Next Which of the six symptoms are you currently experiencing
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