Search Results

Cystic Fibrosis and the Digestive System How does CF affect the digestive system? Children with cystic fibrosis (CF) have a protein in their cells that doesn't work right. The protein is called CFTR (the cystic fibrosis transmembrane regulator). CFTR controls the flow of water

Anatomy of the Skin Facts about the skin The skin is the body's largest organ. It covers the entire body. It serves as a protective shield against heat, light, injury, and infection. The skin also: Regulates body temperature Stores water and fat Is a sensory organ Prevents water

Joint Replacement Surgery What is joint replacement surgery? Joint replacement surgery removes and replaces an arthritic or damaged joint with an artificial joint (prosthesis). It may be considered only after other treatment choices have failed to ease pain or improve function

Preventing Sports Injuries Exercise is good for the body. And with the correct safety steps, sports injuries can often be prevented. The quality of protective equipment—padding, helmets, shoes, mouth guards—has helped to improve safety in sports. But you can still be at risk of

Anatomy of the Endocrine System The endocrine system is a complex network of glands and organs. It uses hormones to control and coordinate your body's metabolism, energy level, reproduction, growth and development, and response to injury, stress, and mood. The following are key

Exercise Finding the right exercise program and the right preparation Physical activity is an important action that people can do to improve their health. Experts advise getting at least 150 minutes of moderate-intensity, aerobic physical activity every week for major health