You may have a pretty good idea of how much you should be eating per day. Or you might not have a clue and simply tuck into whatever you fancy. But understanding how calories – a unit of energy – ...

Snow shoveling may not be everyone’s favorite activity, especially when you wake up to find your home’s driveway covered. However, the winter task could be an intensive workout that burns calories.

A YouGov poll finds many Americans want to exercise, eat healthier or lose weight in 2026, with experts touting calorie ...

A calorie surplus is a bit like a well-mixed negroni; finding the sweet spot is key. Whether you’re looking to build muscle or have been advised to gain weight, knowing how to calculate the right ...

The thing is, it’s tough to measure *exactly* how many calories you burn in a day — and to accurately calculate how many calories you’re consuming, says Morgan Goodstadt, registered dietician and ...

With so much talk about how to lose weight, it’s easy to forget that there are people who want to gain weight by building lean muscle mass, or “bulking.” To do this, you need to consume more calories ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. The results of these studies are ...

The number of calories a person burns each day varies depending on a person’s weight, height, sex, and activity levels. One way of calculating a person’s daily calorie usage is the Harris-Benedict ...