Portion Sizes and Meal Frequency: Portion sizes for toddlers are smaller than those for adults, but they need frequent meals and snacks to meet their energy needs.

Increased portion sizes are thought to contribute to overeating and unwanted weight gain. Here are 9 tips to measure and control portion sizes — both at home and on the go.

Food portion sizes are often based on tradition rather than science—many guidelines reflect common eating habits rather than health-based targets, ...