CPR guidelines have probably changed since you tried to perform it on Resusci Anne. See what's different in this critical first aid technique. See more »

Choking is the obstruction of the trachea by food or other foreign objects. This animation illustrates how an obstruction happens and how to help a choking victim. See more »

Though they're indispensable to any construction project, nails have a nasty habit of getting hammered into thumbs and puncturing tires. Is a rusty nail even more dangerous? See more »

CPR guidelines have changed over the years. Would you know what to do in an emergency? Test your skills here. See more »

When you've got a cut hand, a sore back or a high fever, it's no time to dig around for medical supplies. What are the 10 must-have items for your medicine chest? See more »

Each year, approximately 4,000 people go to the emergency room for injuries caused by accidents involving electrical outlets. While this number seems high, even more people never make it to the hospital. They die. See more »

As horrifying as a black eye can look, it is usually nothing that will cause lasting or serious damage. But you still need to care for it properly -- we'll show you how. See more »

Braces are commonly used in athletics to prevent or lessen injury, but could they do more harm than good? Learn the truth about the possible dangers of using braces. See more »

First aid can be applied to save lives situations like hypothermia, choking, poisonings and bodily injuries. Learn about how and when to use first aid. See more »

When you have a wound, harmful germs face off against your body's defenders -- white blood cells. A mild cut can sometimes turn into a more sinister infection. Learn more about abscesses, cellulitis, and lymphangitis. See more »