Before putting a child on a diet, it's important to consult a physician. The caloric and nutritional needs of children are usually different from those for adults.

People who have a high metabolism may have trouble gaining weight. While this condition is less common than being overweight, it can be just as harmful.

Pregnancy isn't a time to restrict your calories, but neither is it a license to gain as much weight as you want. For the optimal health of both you and the baby, you should gain within the recommended range for your body type.