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 – ...

A low-calorie diet (LCD) is a tried-and-true approach to weight management for people who are overweight or have obesity, but it's important not to take it to extremes. An LCD involves eating 1,200 to ...

Chain restaurants have been posting calorie counts on menus in New York City since 2008, but it’s not clear that the information actually helps anyone eat better. If the latest study on food-buying ...