Published: Jun 13, 2025
Updated: Mar 05, 2026

Obesity is the second most common preventable cause of mortality globally, while stroke is the second most common cause of death. Over the past four decades, the prevalence of obesity has almost tripled globally. Changes in diet, including increased sugar intake, the addition of chemicals to food treatment items, larger portion sizes, low or inadequate physical activity, poor eating habits, the consumption of more processed foods, and the consumption of foods with higher calorie content, are all linked to the increased incidence. Together, these have caused the population to gain weight, which has resulted in obesity being regarded as a pandemic at this time.
It has been demonstrated that, regardless of other vascular risk factors, excess adipose tissue significantly increases the risk of stroke or transient ischaemic attack (also known as a "mini-stroke") as excess fatty tissue causes inflammation, resulting in blood flow problems.
1. Measures of central adiposity are more accurate predictors of stroke than body mass index (BMI).
2. Middle-aged people appear to have a larger relative risk of stroke due to obesity than elderly people.
3. Diabetes mellitus, hypertension, and high cholesterol all significantly contribute to the link between obesity and an increased risk of stroke.
Being overweight is linked to nearly one in five strokes and is one of the top 10 risk factors for stroke. Your chance of having a stroke rises by 22% if you are overweight and by 64% if you are obese. This is because being overweight raises your risk of high blood pressure, heart disease, high cholesterol, and type 2 diabetes, all of which increase your chance of stroke.
Maintaining a healthy weight can help lower your risk of stroke. Researchers have come up with a formula to self-calculate BMI, which is not entirely dependent on it: Body Mass Index (BMI) is calculated by dividing a person's weight in kilograms by the square of their height in meters. A BMI of 25 or above indicates that you are overweight, whereas a BMI of 30 or more indicates that you are obese. Your hip-to-waist ratio (HWR) is another bodily measurement that can help determine your health risks. According to studies, carrying fat around the stomach increases a person's risk of health problems compared to carrying it around the hips.
In elderly adults, HWR is also a more accurate indicator of stroke risk. Your HWR can be calculated by dividing your hip measurement by your waist measurement. For women and men, the normal ratio is 0.8 and 0.9, respectively. Compared to body mass index (BMI), waist circumference and its associated ratios are a more accurate indicator of stroke risk.
Addressing obesity today is an investment in a stroke-free tomorrow. The escalating rates of obesity and its association with stroke present a global health concern. Preventing the rising incidents requires more than awareness; it demands action. Adhering to the interventions mentioned above will have a significant impact.

Dr. Ishika Gupta is a highly skilled clinical rehabilitation specialist who is passionate about delivering evidence-based medical content. Certified in medical writing from Alison, accredited by CPD UK, she combines her clinical expertise with her professional writing abilities to create educational and readable content. Dr. Gupta is committed to promoting content based on research. She has published and presented her work at respected forums, including GERICON 2023 and BRICSCESS 2024.

With over 14 years of experience. Dr. Vijita Jayan is an extremely competent, skilled & revered Senior Neuro Physiotherapist. She holds an impeccable academic record and extensive experience in the field of neuro-rehabilitation. She is renowned for handling mobility-dependent cases. She is also an avid writer of several published articles & research papers. Being awarded several accolades in her career, she is considered one of the leading names in the field of Physical Medicine and Rehabilitation.





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