Sometimes the temperature outside feels warmer than it is, and there's a reason. Here's a breakdown of the heat index.

BMI, or body mass index, is an outdated measurement that fails to properly identify health risks, according to a new study.

From Bad Bunny to Lady Gaga to Sinners, our editorial staff's favorite LPs from the first half of the year.

In TODAY.com's Expert Tip of the Day, a trainer reveals the only body part you should consider working out even on rest days.

Klavdiya Finogina, 25, built up enough strength to do her first pull-up after trying yoga in her bedroom during the COVID ...

Body type refers to the shape of bodies. The three main types are endomorph, mesomorph, and ectomorph. Learn about the traits ...

The brain weighs factors based on their importance to oneself and one’s social world as part of a complex calculation ...