The temporomandibular joint (TMJ) connects the lower jaw to the skull. You can feel your two TM joints and their movement by placing your fingers directly in front of your ears and opening your mouth.

From enjoying the great outdoors to playing sports safely, here's how to protect yourself and deal with emergencies.

Sounds are everywhere, and you have two cool parts on your body that let you hear them all: your ears! The outer ear is made up of the pinna — also called the auricle (say: OR-ih-kul) — and the ear ...

Slow, calm, deep breathing can help us relax, manage stress, relieve anxiety and depression, and get a good night's sleep, among many other things. Breathing also helps quiet the mind in preparation ...

You've probably heard countless times how exercise is "good for you." But did you know that it can help you feel good too? Getting the right amount of exercise can rev up your energy levels and even ...

You can't control what other drivers do. But you can do things to lower your chances of being in a crash. This is what it means to be a defensive driver. Before you get behind the wheel, get into the ...

What's the Urinary System (Urinary Tract)? The urinary system (also called the urinary tract) is one of the systems our bodies use to get rid of waste products. The kidneys are the part of the urinary ...

Whatever your child's age, it's important to be consistent when it comes to discipline. If parents don't stick to the rules and consequences they set up, their kids aren't likely to either. Here are ...

How Does the Brain Work? And How Does the Nervous System Work? How do you remember the way to your friend's house? Why do your eyes blink without you ever thinking about it? Where do dreams come from?

Kids have easy access to hundreds of TV stations and millions of Internet sites. They can buy or download countless video games and apps. They can stream movies on many devices and watch YouTube or ...

Everybody knows that some organs in the human body are necessary for survival: you need your brain, your heart, your lungs, your kidneys... KIDNEYS? Absolutely. Even though you won't find a ...

A stiff neck without other symptoms is often caused by minor muscle strain from sleeping in an odd position or looking down at a phone too long. This usually gets better with home care. When Should I ...