What Is the Thyroid Gland?
The thyroid gland controls how fast your heart beats, how quickly you digest food, how much you sweat, the speed at which you burn calories, and many other activities.
What to Do About a Pain in the Neck
Most neck pain is caused by sleeping on a bed that’s too soft, poor posture, stress, neck strains or degenerative joint disease that occurs when the joints of the neck become inflamed or a disc pushes outward from its normal position.
Where's the Wisdom in Wisdom Teeth?
Often these teeth are troublemakers that decide to turn crooked, refuse to grow in completely, or become misshapen.
Where's Your Body Fat?
It's important to note that it's not just how much extra body fat a person has, but where it is stored on the body that determines how risky the extra pounds are.
Why Do We Sneeze?
Achoo! Did you know that a sneeze is one of the body's natural defenses? It helps get rid of foreign invaders that sneak into your nose and threaten your lungs and other body parts.
Why Fat Cells Are Important
Fat cells store excess energy in the body. People who tend to become overweight aren't very good at burning up calories; instead they store them as fat.
Why the Doctor Looks at Your Fingernails
Did you know that at least 40 medical problems can be detected when your doctor examines your fingernails? Their color, shape and condition can tell your doctor a lot about your health.
Why the Doctor Presses Your Abdomen
When your doctor presses on your abdomen, he or she is feeling to see if any major internal organs are enlarged or tender, making them painful to touch, which could indicate disease.
Why the Doctor Takes a Blood Sample
You probably don't enjoy giving a blood sample, but it's an important part of a physical exam. From a small sample of your blood, your health care provider can order scores of tests.
Why the Doctor Uses a Stethoscope
Your doctor's stethoscope is a simple device that gives him or her crucial information about your heart.
Why You Need Water
About 80 percent of the water you take in comes from the water and other beverages you drink; the remaining 20 percent comes from food.
You Can Sleep Better as You Age
A good night’s sleep is as important to your health as eating a healthy diet and getting regular exercise. As we age, however, it can become more difficult to get deep sleep.
Your Immune System's Constant Battle
Your immune system carries on daily battles with invaders without your knowledge.
Pound for pound, your pancreas is one of the hardest-working organs you have. It's not very big -- about as long as your hand in an irregular tube shape. But your pancreas does two different yet equally important jobs.
Your Voice Is Unique
What gives each voice its unique, if sometimes deceptive, sound? Why do voices follow patterns?