The tip, or head, of the penis is called the glans. A number of conditions can cause the glans to become inflamed, including infections; certain diseases; injuries; and allergic reactions to ...

Your parents get to decide when you're ready to get your ears pierced, but doctors suggest waiting until you're old enough to care for them. That means cleaning your ears until they've healed. You’ll ...

Carbohydrates are the body's most important and readily available source of energy. They're a necessary part of a healthy diet for both kids and adults. The two main forms of carbs are: simple ...

Both the brain and the spinal cord are protected by bone: the brain by the bones of the skull, and the spinal cord by vertebrae, a set of ring-shaped bones. They're both cushioned by layers of ...

It’s normal for people to masturbate (touch or rub their own genitals because they like the way it feels). Some people do it to relieve stress or tension. It’s nothing to be ashamed of or embarrassed ...

How Do I Take a Rectal Temperature? The best way to take a temperature in infants and young children is by taking a rectal temperature. Don't worry — it's a simple and safe process.

Note: Some parts of the Affordable Care Act ("Obamacare") are being changed or eliminated via government policies and laws. It is likely that some of the rules and regulations affecting the health ...

Sexually transmitted diseases (STDs) are infections spread from person to person during sex (vaginal, oral, or anal) or close sexual contact. STDs are also called sexually transmitted infections, or ...

Girls have lots of questions about the body changes of puberty. When will my breasts grow? What's the "normal" age to get your first period? Watch this video and find out!

How Does Air Enter the Respiratory System? Air enters the respiratory system through the nose or the mouth. If it goes in the nostrils (also called nares), the air is warmed and humidified. Tiny hairs ...

What Is Multisystem Inflammatory Syndrome in Children (MIS-C)? COVID-19 usually causes a milder infection in kids than in adults and older people. But some children have developed more serious ...

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 ...