Your activity level, age, height, quality of sleep, and weight all affect the exact number of calories you need. That said, ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. You’ve heard the saying “calories in versus calories out” when it comes to weight loss. This is referring to a calorie deficit. But ...

Calorie deficit and intermittent fasting are weight loss strategies that involve consuming fewer calories in a 24-hour period, but they differ in their focus. Here's how.

You’ve heard the saying “calories in versus calories out” when it comes to weight loss. This is referring to a calorie deficit. But what is a calorie deficit, exactly? Basically, you need to take in ...

Intermittent fasting has long been debated as a weight loss technique. Now a new study looks at how effective it is compared to daily calorie counting. In the study, published Monday in the Annals of ...

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 – ...