U.S. Department of Health and Human Services


Injury Prevention

Questions and Answers About Sprains and Strains

This fact sheet presents general information about sprains and strains. Treatment and prevention information is provided too.

Review Date: April 04, 2012

NIH National Institute of Arthritis and Musculoskeletal and Skin Diseases Information Clearinghouse

Adolescent Anterior Knee Pain

Chronic pain in the front and center of the knee (anterior knee pain) is common among active, healthy young people, especially girls. If you or a loved one suffer from this type of chronic knee pain, find tips to prevent recurrences here.

Review Date: December 17, 2012

American Academy of Orthopaedic Surgeons

Cat and Dog Bites

This fact sheet answers commonly-asked questions regarding dog and cat bites. First aid procedures, what to expect if your doctor has to treat a dog or cat bite, and prevention strategies are among the topics discussed.

Review Date: February 18, 2013

American Academy of Family Physicians

Sprained Ankle

A sprained ankle means one or more ligaments on the outside of your ankle were stretched or torn. Learn to recognize an ankle sprain so that it can be treated with the necessary attention and care, preventing chronic problems of pain and instability.

Review Date: December 12, 2012

American Academy of Orthopaedic Surgeons