Older adults may benefit from a BMI that's in the slightly overweight range. Studies suggest extra weight may help some people with health conditions like cancer. A BMI measure has its limits and ...

BMI cannot tell muscle from fat. These age-banded reference numbers can.

Body Mass Index, or BMI, is a number that reflects the relationship between your height and weight. It's widely used in health care and public health to categorize body size and estimate potential ...

Being slightly overweight might not shorten your life, but being very thin might. A large Danish study tracking more than 85,000 adults has found that people with a BMI below 18.5 were nearly three ...