Learn about common respiratory infections, such as colds and the flu, and what you can do to prevent them.

The flu (influenza) is caused by a virus that's easy to spread, especially among kids in school or day care. The flu can make children very sick. Here are ways to prevent and treat the flu in your child.

A flu vaccine is the best protection against the flu (influenza) for your child and other family members. It's best to get vaccinated each year, as soon as the vaccine is available in your area.

The Dyspnea Scale measures shortness of breath. Unless your doctor or pulmonary rehab team advises otherwise, try to keep your effort level around 3 to 5 on the scale.

Your calorie needs are about 2,600 calories a day. These are the USDA guidelines for your daily recommended amount of each food group.

Your calorie needs are about 2,400 calories a day. These are the USDA guidelines for your daily recommended amount of each food group.

Try these helpful, step-by-step exercises for greater muscle strength.

Increasing your flexibility helps prevent joint stiffness, improves balance and posture, and makes moving easier. Here are some stretches to try.

Your calorie needs are about 1,800 calories a day. These are the USDA guidelines for your daily recommended amount of each food group.

Your calorie needs are about 1,600 calories a day. Here are the USDA guidelines for your daily recommended amount of each food group.