Two people can weigh exactly the same but have very different health risks — and the difference is often in their waistlines. A tape measure around your middle can reveal hidden fat that quietly disrupts blood sugar control and drives metabolic disease. This type of belly fat isn’t just stored energy — it’s biologically active and closely linked to insulin resistance, diabetes, and heart disease.Here we describe why waist circumference is a key marker, and what you can do to

Body Mass Index (BMI) has long been used as the standard tool for identifying individuals as underweight, normal weight, overweight, or obese. But evidence suggests that BMI may not accurately reflect true metabolic health, particularly in individuals with a normal BMI but with excessive body fat – known as Normal Weight Obesity (NWO) . Here we outline how NWO presents a significant risk for cardiometabolic diseases and is closely related to lean non-alcoholic fatty liver di