High cholesterol is a potential threat and "killer" which contributes to arterial blockages, increasing the likelihood of heart disease, stroke, and peripheral artery disease. My uncle, seemingly healthy, recently faced this issue when he got diagnosed with high cholesterol which was only brought to light when the doctor saw clear signs of the 'fatty deposits' in the blood on his feet. This diagnosis forced me to think about whether healthier eating and regular check-ups can help us lead a disease free lifestyle, highlighting the critical need for early detection and proactive management of cholesterol.
So while high cholesterol can severely affect your health, your feet might reveal the early warning signs helping you take proactive steps to manage my cholesterol and improve my overall well-being.
Most people don’t notice symptoms when their cholesterol levels rise, but over time, this can increase the risk of serious health conditions. High cholesterol is mainly triggered by lifestyle habits, to be definitively diagnosed with a blood test only. However, watching out for signs in your feet. Symptoms like cold feet or numbness may indicate high cholesterol, potentially leading to peripheral arterial disease (PAD), a condition where fatty deposits restrict blood flow to leg muscles.
Painful Cramping in the Legs and Feet
One of the first signs of high cholesterol you might notice is painful cramping in your legs and feet, especially after physical activity. This discomfort, known as claudication, occurs when cholesterol-laden plaques narrow your arteries, reducing blood flow to your extremities. If you experience unexplained cramps in your feet or legs, particularly during exercise, it's essential to consult a healthcare professional.
Cold Feet
Chronic coldness in your feet, regardless of the weather, can indicate poor circulation due to high cholesterol. When arteries are clogged with cholesterol, blood flow to your feet is restricted, making them feel colder than usual. If you notice persistent coldness in your feet that doesn't improve with warmth, it may be a sign of high cholesterol.
Discolored Skin on Your Feet
High cholesterol can cause changes in the color of the skin on your feet. Reduced blood flow can make your feet appear pale or even bluish. In severe cases, a lack of oxygen can cause skin ulcers or sores that are slow to heal. Keep an eye on any changes in skin color or the appearance of non-healing sores on your feet.
Numbness or Tingling
Numbness or a tingling sensation in your feet can be a warning sign of high cholesterol. When blood flow is restricted due to cholesterol buildup, your nerves might not receive enough oxygen-rich blood, leading to sensations of numbness or tingling. If these sensations persist, it’s important to seek medical advice.
Brittle Toenails
Healthy blood flow is crucial for maintaining strong, healthy toenails. When cholesterol levels are high, reduced circulation can cause your toenails to become brittle, thickened, or discolored. If your toenails show these changes without an obvious cause, such as injury or fungal infection, high cholesterol might be the culprit.
Swelling in the Feet and Ankles
Swelling in your feet and ankles, known as edema, can be related to high cholesterol. Poor circulation can cause fluid to build up in your lower extremities. If you notice persistent swelling in your feet and ankles, it’s worth discussing with your doctor, as it could be a sign of high cholesterol affecting your heart and vascular system.
Slow-Healing Wounds
High cholesterol can slow down the healing process of cuts and wounds on your feet. Cholesterol deposits narrow and harden the arteries, reducing the efficiency of blood flow necessary for wound healing. If you have sores or cuts on your feet that take an unusually long time to heal, this could be a sign of high cholesterol.
Adopt a Healthy Diet
Focus on a diet rich in fruits, vegetables, whole grains, and lean proteins. Avoid trans fats, saturated fats, and excessive sugar, which can increase cholesterol levels.
Exercise Regularly
Engage in regular physical activity, such as walking, jogging, or cycling, to improve circulation and help manage cholesterol levels.
Quit Smoking
Smoking damages blood vessels and can exacerbate the effects of high cholesterol. Quitting smoking improves your overall cardiovascular health.
Limit Alcohol Intake
Excessive alcohol consumption can raise cholesterol levels. Limit your intake to moderate amounts.
Medication
In some cases, lifestyle changes alone may not be enough. Your doctor may prescribe cholesterol-lowering medications to help manage your levels effectively.
High cholesterol often goes unnoticed until it causes significant health issues. Paying attention to the signs your feet might be showing, you can catch this silent threat early which can help maintain a optimal cholesterol levels and protect your heart health.
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Suicides are one of the leading causes of death around the world. While it is easy to say that the person who chose to take their lives did it of their own violation, Harvard psychologist Dr. Matthew Nock, explains the other side. “90% of people who try and kill themselves say, I didn't want to die per se. I wanted to escape from seemingly intolerable.” Speaking on the On Purpose podcast with Jay Shetty, Dr. Nock pointed out that the link between work pressure and suicidal thoughts varies by race and ethnicity.
The concerning rise in suicide cases tied to work pressure has fueled a social media conversation about toxic work culture. What was once considered a normal part of the professional grind is now being openly challenged, as people share personal stories of the anxiety, depression, and isolation caused by unhealthy work environments.
According to Dr. Matthew Nock, certain careers are linked to a higher risk of suicide.
He noted that physicians and police officers are among those at high risk. He mentioned a spike in suicides among New York City police officers, who are predominantly white men, and shared that female police officers, in particular, face a higher risk, even when accounting for factors like age, race, and ethnicity.
According to a 2025 study published in the Police Practice and Research, on average, 21.4 out of every 100,000 officers died by suicide each year.
The study showed that the suicide rate was much higher for male officers (22.7 per 100,000) than for female officers (12.7 per 100,000).
Dr. Nock explained that access to means is a significant factor in these high-risk professions, which helps explain why physicians, police officers, and military members have a much higher risk of suicide compared to others.
Another study published in 2024 The BMJ, showed that the number of suicides among doctors has been going down, female doctors are still at a much higher risk than other people.
When looking at all the data, male doctors were found to have a 5% higher risk of suicide compared to the general population.
In a more recent analysis of the last few years, the overall suicide rate for doctors has decreased, which is good news. But even with this improvement, female doctors still have a 24% higher risk than the general public.
Dr. Nock stresses the importance of openly discussing suicide, particularly in schools. He compared it to fire drills or earthquake preparedness, saying that since 15% of people will experience suicidal thoughts, it's crucial to equip everyone with a safety plan..Dr. Matthew Nock said, "We know that asking about suicide, talking about suicide, does not make people suicidal."
He noted that the people who act on suicidal thoughts often show different signs than those who just have the thoughts. While depression is a strong predictor of having suicidal thoughts, other factors like anxiety, aggressiveness, poor behavioral control, and drug or alcohol use are more closely linked to a person actually attempting suicide.
He believes that a small educational module on suicide in health class could help save lives by teaching people what to do if they or someone they know is struggling.
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While we all know air pollution affects our health, did you know that it was actually driving cancer cases higher? This has led to a big rise in health problems worldwide. Past studies show that air pollution is linked to about seven million premature deaths each year and contributes to over 3% of all years of healthy life lost globally. This revelation was a big concern for public health, and to fix it, many measures were taken.
While some countries like the US showed promising results in bettering public health, a recent study in the International Journal of Public Health showed that this positive trend is not yet showed up in China.
One of the most dangerous types of air pollution is called fine particulate matter, or PM2.5. These tiny particles come from car exhaust, factory smoke, and even from the smoke created by burning solid fuels inside homes. Because they are so incredibly small, they can stay suspended in the air for a long time and, when we breathe them in, they go deep into our lungs.
Once inside the body, PM2.5 can cause inflammation and even change our genes, which increases our risk for many illnesses, especially tracheal, bronchial, and lung (TBL) cancers. A new study looked at how much PM2.5 pollution has affected TBL cancer rates in China, Japan, South Korea, and the United States from 1990 to 2021.
The study, which used data from the Global Burden of Disease (GBD) project, found some important trends:
The good news is that globally, the number of deaths and years of healthy life lost due to TBL cancer linked to PM2.5 pollution are going down. This positive trend was consistent in all the countries studied: China, Japan, South Korea, and the U.S.
Despite this global trend, China faced a much higher death rate from TBL cancer linked to PM2.5 compared to the other three countries. While their rates are decreasing, they still remain significantly higher than the worldwide average.
The research also looked at pollution from burning solid fuels inside homes. The global death rate from TBL cancer linked to this type of pollution has remained stable, but it's actually increasing for women while it's decreasing for men. This highlights a specific danger for women in homes that rely on these fuels.
Looking ahead, researchers predict that the global death rate for TBL cancer caused by PM2.5 will actually increase over the next 29 years. However, the study notes that countries like China, South Korea, and the U.S. are expected to see a significant drop in their rates, while Japan's numbers are expected to stay about the same.
Overall, this study shows that while air pollution is a serious global health risk, the efforts to reduce PM2.5 exposure in many countries are making a real, positive difference.
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Maintaining our gut health is not as easy as it seems. Even things like how you do your bowel movements could reveal how healthy your gut actually is. According to Dr. Saurabh Sethi, a board-certified gastroenterologist, many of us are making common mistakes on the toilet that can lead to real health problems. Here are three crucial habits to change to improve your gut health. Here are three mistakes' people make will they are in the washroom.
Pushing or straining when you poop can cause serious issues like hemorrhoids, which are swollen veins in your rectum and anus, and anal fissures, which are small tears in the lining of your anus. In more severe cases, it can even lead to rectal prolapse, where part of the rectum slides out of the anus. Instead of forcing it, focus on taking deep breaths. This helps your abdominal muscles relax and allows your body to do its job naturally, reducing the risk of painful complications.
Scrolling on your phone while on the toilet can be a bad habit. Spending extra time on the toilet, even if you’re not straining, puts pressure on the delicate veins in your rectum. This can cause them to swell, significantly increasing your risk of hemorrhoids. To protect yourself, it’s best to keep your bathroom breaks short—ideally, under five minutes.
When you feel the need to poop, it's important not to hold it in, which makes it much more difficult to pass later, leading to and worsening constipation. When you feel the need to go, listen to your body. Holding it in causes your stool to get harder and drier, which makes constipation much worse and more painful later on. Train your gut to go when it says it's time.
Try to create a routine. If you're often straining without success, try sitting on the toilet about 30-60 minutes after a meal, when your colon is naturally more active. A little stretching or a short walk beforehand can also help things get moving.
The natural position for a bowel movement is squatting. You can mimic this position on a regular toilet by placing a small stool under your feet to raise your knees above your hips. This simple change helps your muscles relax and can make bowel movements easier and more complete.
Fiber is essential for creating soft stool that's easy to pass. Most adults should aim for 25 to 35 grams a day. Just remember to add it to your diet slowly. As you increase your fiber, be sure to drink more water and other non-caffeinated fluids, since caffeine can dehydrate you and make stool harder.
While these tips are a great starting point, sometimes you need more personalized help. You should talk to your doctor if you notice any of these signs:
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