Most people assume the only reason to eat healthy foods is to stay slim. But being slim doesn't mean you're healthy, and doesn't mean it's OK to eat junk.
Humans are much worse at guessing risk than we think we are. Now there is an app designed to help us avoid rushing toward an early grave.
For centuries, people have been trying to lose weight in all sorts of ways – including drinking vinegar, avoiding swamps and stocking up on grapefruit.
Artificial sweeteners used in diet sodas and other low-calorie foods can actually contribute to weight gain and type 2 diabetes. The more you use, the higher the risk.