When was the last time you measured your waistline? If you assume that BMI is the only number to focus on when it comes to your health, think twice. New research has revealed a shocking revelation—your waist circumference might be a far better predictor of men's cancer risk than BMI.

The study finds that for each 4-inch increase in waist size, a man's risk of cancer increases by a staggering 25%. Meanwhile, BMI, commonly regarded as the gold standard for assessing obesity, raises cancer risk by only 19% for the same weight gain. So, if you've been dismissing that pesky belly fat, it's time to take notice.

But why is your waistline so important? The reason is visceral fat—the hidden, deep fat that accumulates around your organs. Unlike other body fat, visceral fat is a stealthy troublemaker, causing inflammation, insulin resistance, and abnormal blood fat levels—all of which combine to create a cancer-perfect storm.

Obesity has been associated with an increased risk of numerous health conditions, including cancer, for decades. The research, though, indicates that a specific measure of the body—waist circumference—may be an even more reliable forecaster of cancer risk in men than the more frequently employed Body Mass Index (BMI). This finding emphasizes the need to pay particular attention to the distribution of fat and not merely to the weight of the body.

BMI has been the go-to measure for years for gauging health risks related to obesity. New research, though, that appears in The Journal of the National Cancer Institute indicates that waist measurement is a better predictor of cancer risk in men. According to the research, four more inches (10 cm) around the waist will add 25% to a man's cancer risk. Conversely, a 3.7 kg/m² rise in BMI (from a BMI of 24 to 27.7) increased cancer risk by only 19%.

Why is waist circumference a better predictor, then? Unlike BMI, which measures weight relative to height, waist circumference actually measures abdominal fat—specifically, visceral fat. This type of fat encircles internal organs and is also linked to higher levels of inflammation, insulin resistance, and abnormal blood lipids, all of which are factors in cancer growth. BMI, however, does not measure fat distribution, so two individuals with the same BMI can have very different levels of health risk depending on where fat is deposited on their bodies.

Why Men Are at Higher Risk?

Interestingly, the research identified a significant difference between men and women when it came to waist circumference and cancer risk. Although waist circumference and BMI were linked with obesity-related cancers in women, the relationship was weaker than for men. An increase of 12 cm (4.7 inches) in waist size or a 4.3 rise in BMI (from 24 to 28.3) raised the cancer risk in women by just 13%—a much lower percentage than for men.

Experts credit this difference to the way that fat is stored in the body. Men are more likely to carry fat around the abdomen, especially as visceral fat, which is more metabolically active and associated with cancer-producing biological alterations. Women, by contrast, store fat in peripheral sites such as the hips and thighs, where it is less likely to drive systemic inflammation and metabolic disturbances.

A possible reason is that men tend to depot fat more in the visceral regions, whereas women tend to carry more subcutaneous and peripheral fat," wrote the researchers. "This may render waist circumference a more robust risk factor for cancer in men and account for why waist circumference provides additional risk information beyond BMI in men but not women."

Cancer Types Most Linked to Abdominal Fat

The research used the International Agency for Research on Cancer (IARC) data to define obesity-related cancers. These cancers are esophageal (adenocarcinoma), gastric (cardia), colorectal, rectal, liver, gallbladder, pancreatic, renal, and thyroid cancers, and multiple myeloma and meningioma. In men, abdominal obesity is especially significant in raising the risk of these cancers through high levels of insulin and markers of inflammation.

For women, the research proposes that both waist circumference and hip circumference may give a more accurate estimate of visceral fat and cancer risk. "Adding hip circumference to risk models could strengthen the link between waist circumference and cancer, especially in women," researchers observed.

What This Means for Men's Health and Cancer Prevention?

With these results, doctors advise men to be more mindful of their waistline than only their BMI. Waist size is an easy method to gauge health risk, and its maintenance through lifestyle changes might be the key to cancer prevention.

How To Reduce Cancer Risk In Men?

Track Your Waist Size: Regularly measure your waist circumference and try to keep it in a healthy range (below 40 inches for men, according to medical advice).

Eat a Balanced Diet: A diet containing high fiber, lean protein, and healthy fats can assist in limiting visceral fat gain.

Exercise Consistently: Regular exercise with a combination of aerobic and strength training will help maintain a healthy waistline.

Control Stress and Sleep: Persistent stress and inadequate sleep tend to cause weight gain, especially in the midsection of the body.

Regular Health Screenings: Early identification of cancer risk factors through regular screening can greatly enhance long-term health status.

What if the body whispers long before it screams? For many living with Parkinson’s disease, the earliest signs are not the tremors, but quieter changes, such as a diminished sense of smell, disrupted sleep, or gut problems. The challenge is that we are conditioned to look for the disease only once it becomes visible.

Parkinson’s disease, commonly referred to as a movement disorder, progresses slowly due to the destruction of the nerve cells in the brain.

To understand Parkinson’s disease, think of the brain as a command center where certain nerve cells produce dopamine, a chemical messenger that helps coordinate smooth movement. As these dopamine-producing cells gradually deteriorate, the brain’s signalling system gets disturbed, leading to slower movements, mistaken for normal ageing.

The majority of patients experience subtle early signs much before diagnosis, including a reduced sense of smell, sleep disturbances like insomnia, and persistent digestive problems like constipation. In these cases, timely intervention can reduce movement disability by roughly 40 percent.

Parkinson’s Treatment

Also read: Blame This Brain Region Behind Laughing, Coughing For Your Hypertension

Conventional treatment focuses on medications that boost dopamine levels, but over time, their effectiveness may decline. When drugs are no longer sufficient, doctors may recommend Deep Brain Stimulation (DBS), a surgical approach that works like a pacemaker for the brain and uses chest-connected electrodes to reset faulty signals causing stiffness and tremors.

Unlike fixed traditional stimulation, the advanced Adaptive DBS (aDBS) listens to brain signals in real-time to adjust therapy automatically. Its single threshold mode reacts instantly, boosting stimulation the moment brain signals hit a specific limit and turns it off just as fast once they improve.

Alternatively, its double threshold mode keeps stimulation steady within the safe zone," making only gradual tweaks if signals cross upper or lower limits. This smart system mimics the body’s natural rhythm to provide fluid symptom control while preventing overstimulation, ultimately helping you reclaim more "good" time and independence.

Parkinson’s Diet

There is no single ‘Parkinson’s diet,’ but certain food choices can help manage symptoms and overall well-being. A balanced diet rich in fruits, vegetables, and whole grains supports general health and may help reduce inflammation.

Plant-based flavonoids, present in berries, citrus fruits, and broccoli, which have antioxidant effects, can help protect brain cells from damage. Drinking enough water can support digestion and prevent dehydration.

Ultimately, small, consistent dietary choices, combined with medical guidance, can make a meaningful difference in managing symptoms.

Parkinson’s disease is a journey, and the earlier the signs are recognized, the better the condition can be managed. If you or a loved one is experiencing persistent changes in sleep, smell, or movement, do not wait for the symptoms to become overwhelming. Consulting a neurologist is the first step toward taking back control of your health.

While salt, cholesterol, and obesity are major factors driving high blood pressure, a recent study suggests they may not be the only causes.

Researchers from Brazil and New Zealand have identified a brain region that may increase the risk of hypertension. The study, published in the journal Circulation Research, showed that the brain region called the lateral parafacial region is the culprit.

The lateral parafacial region sits in the brainstem – the oldest part of the brain – which controls automatic functions such as digestion, breathing, and heart rate.

“The lateral parafacial region is recruited into action, causing us to exhale during a laugh, exercise, or coughing,” said lead researcher Professor Julian Paton, from the Centre for Heart Research at Waipapa Taumata Rau, University of Auckland.

“These exhalations are what we call ‘forced’ and are driven by our powerful abdominal muscles. In contrast, a normal exhalation does not need these muscles to contract; it happens because the lungs are elastic,” Paton added.

Can Breathing Patterns Signal Hypertension?

Paton and the team found that the lateral parafacial region also connects to nerves that tighten blood vessels -- a mechanism that raises blood pressure.

“We’ve unearthed a new region of the brain that is causing high blood pressure. Yes, the brain is to blame for hypertension!” Paton said.

“We discovered that, in conditions of high blood pressure, the lateral parafacial region is activated and, when our team inactivated this region, blood pressure fell to normal levels.”

The team explained that this means changes in breathing patterns – especially those involving strong abdominal muscle contractions – can trigger high blood pressure. Thus, any diagnosis of abdominal breathing in patients with high blood pressure may reveal the cause and hence direct appropriate treatment.

Can The Brain Region Help Treat Hypertension

The next question was whether the brainstem region could be treated with a medication.

“Targeting the brain with drugs is tricky because they act on the entire brain and not a selected region such as the parafacial nucleus,” Paton said.

The researchers then discovered that this region is activated by signals from outside the brain – from the carotid bodies, tiny clusters of cells in the neck near the carotid artery that sense oxygen levels in the blood.

These can be targeted safely with medication, they said.

“Our goal is to target the carotid bodies, and we are importing a new drug that is being repurposed by us to quench carotid body activity and inactivate ‘remotely’ the lateral parafacial region safely, i.e., without needing to use a drug that penetrates the brain.”

This finding could lead to new treatments for high blood pressure, especially for people who also have sleep apnea, as we know carotid bodies are activated in these patients when they stop breathing at night.

Global Burden Of Hypertension

Hypertension is commonly referred to as the "silent killer" due to its lack of noticeable symptoms. Unchecked, it progressively damages your arteries and vital organs.

It occurs when the pressure in your blood vessels is consistently higher than normal—usually 140/90 mmHg or more, states the World Health Organization (WHO). The normal and healthy level is estimated to be 120/80 mmHg. Blood pressure increases when the arteries get narrow or stiff, causing the heart to work harder.

At a global level, an estimated 1.28 billion adults aged 30 to 79 years have hypertension, and most of them live in low- and middle-income nations. Alarmingly, 46 percent of them do not even know they have it, and just 1 in 5 keeps it under control, as per WHO statistics.

Also read: Former US Senator Ben Sasse Opens Up About Battle With Terminal Stage 4 Pancreatic Cancer

In the US alone, the Centers for Disease Control and Prevention (CDC) estimates that nearly 47 percent of adults, or roughly 116 million individuals, have hypertension, yet only 24 percent control it well. The economic burden is just as overwhelming, with the US spending $131 billion each year on care related to hypertension.

Exercise, lifestyle changes, and diet are key to preventing hypertension

Did you know that prostate cancer is now the fastest-growing cancer among Indian men and yet remains one of the least discussed? Taking that first step to get tested for prostate cancer is the hardest thing a man will probably have to do. It is a delicate matter, no doubt, but lack of awareness and the stigma attached to the disease are keeping more and more men in the dark and hesitant to discuss this openly.

Indian men need to be nudged into taking that crucial first step towards treatment and to a healthy life waiting to be lived, post-treatment. The best way to break the societal stigma is to know everything about the disease and to demystify it.

Don’t forget, when it comes to getting the right medical aid for the disease, the second leading cause of death globally according to the WHO accounting for 10 million deaths since 2020, timing is everything. Thanks to all the technological advances made in the field in India and globally, there is hope for men across the world because prostate cancer is curable, provided it is detected early.

So, here is everything you need to know about it:

What Is Prostate Cancer?

The gland in the male reproductive system that makes seminal fluid is the prostate. This most common type of slow-growing cancer in men that sees the abnormal growth of cells in the gland, if detected early, is very much curable. Some early-stage symptoms of the disease are blood in the urine or semen, trouble urinating and erectile dysfunction and if you’re asking yourself, why you?

You could probably blame age, family history or lifestyle choices. While we cannot change the ‘why’, we can master the ‘how’ of finding the right treatment in time. Step 1: Rule out the possibility of cancer with a simple Prostate-Specific Antigen (PSA) blood test.

How Has Technology Increased The Success Rate Of Treatment?

In the last 10 years, technology and innovation have revolutionized the diagnostics and treatments of the disease. Scientists from across the world are working around the clock, making marked improvements in treating prostate cancer.

From surgery, radiation and hormone therapy to advanced AI-powered analytics, services and products, science ensures that the news gets better each day. We have AI analyzing vast quantities of medical data to find hidden patterns, and personalized prognoses, ensuring healthcare professionals are making diagnoses faster, more accurate and risk-free.

Similarly, minimally invasive treatments like TULSA-PRO are offering the medical fraternity and patients new hope. This incision and radiation-free, robotically-assisted and MRI-guided solution is a customizable treatment for prostate cancer. TULSA-PRO (Transurethral Ultrasound Ablation) uses real-time MRI guidance and ultrasound energy to precisely target and ablate prostate tissue without the need for incisions or radiation.

Patients can return to normal life in just a few days with faster recovery time and fewer side effects. This cutting-edge procedure uses MRI-guided transurethral ultrasound ablation (TULSA-PRO) to precisely destroy only the diseased tissue, whether it’s a small tumor (focal therapy) or the entire gland while actively cooling the urethra and rectum to protect them. It’s a one-time, day care, go home the same day with minimal pain and rapid return to normal life — most men resume work and normal activities within days.

While the science fraternity continues their path-breaking work in the field, it is also the responsibility of male citizens to keep themselves abreast of the developments in the field, report symptoms to a doctor early on, particularly those with a family history of prostate cancer.

Regular checkups are essential but so is knowing the difference between a routine check-up and specific tests for prostate cancer.