Popcorn: mystery solved.

5 heart-healthy work snacks

Although deaths from heart disease have dropped in recent years, it’s still the leading cause of death of Americans, for both men and woman.

Food is seen on a table at a restaurant at the port of El Masnou, near Barcelona May 16, 2008. REUTERS/Albert Gea

Healthy diets may not be one-size-fits-all

When two people follow the same weight-loss diet to the letter, but one fails to lose weight, the problem might be their bodies' different responses to the same foods, a recent Isr...