What Is Body Dysmorphic Disorder? Body dysmorphic disorder causes people to feel worried that parts of their body are flawed in some way. It’s related to obsessive-compulsive disorder (OCD). People ...

Even when kids no longer need to ride in a car seat, there are still important safety rules to follow. Kids also play a role when it comes to staying safe in a car or on a bus. Most are in these ...

What Is a Perforated Eardrum? A perforated eardrum is a tear or hole in the ear's tympanic membrane (the eardrum). A perforated (PER-fer-ate-id) eardrum can hurt, but most heal in a few days to weeks.

We see and hear about hearts everywhere. A long time ago, people even thought that their emotions came from their hearts, maybe because the heart beats faster when a person is scared or excited. Now ...

Beta Cells (BAY-tuh sells): Beta cells make insulin, a hormone that controls the level of glucose (a type of sugar) in the blood. Beta cells are found in the pancreas. In type 1 diabetes, the immune ...

Most of us know that some teens cut. But cutting — using a sharp object like a razorblade, knife, or scissors to make marks, cuts, or scratches on one's own body — is just one form of self-injury.

A cochlear implant is a surgically placed device that helps a person with severe hearing loss hear sounds. The cochlea is a snail-shaped part of the inner ear. It turns sound vibrations into ...

If you decide to have sex, it’s important to know about birth control, or contraception, so you can protect against unplanned pregnancy and sexually transmitted diseases (STDs). STDs are infections ...

What Are the Urinary Tract & Kidneys? The urinary tract (or, urinary system) is one of the systems that our bodies use to get rid of waste products. Organs called the kidneys are the part of the ...

What Is the Respiratory System? When we breathe, the respiratory system takes in oxygen and sends out carbon dioxide. The cells in our bodies need fresh oxygen to stay alive. As cells do their jobs, ...

How much do you know about your teeth? Find out by taking this quiz!

Occupational therapy (OT) is a branch of health care that helps people of all ages who have physical, sensory, or cognitive problems. OT can help them regain independence in all areas of their lives.