Your Body

    A Quick Look at Reflexes
    What happens when your healthcare provider taps on your knee with a rubber mallet? Your leg kicks forward, seemingly on its own. And in a sense, your leg has a mind of its own — in your spinal cord.

    Alcohol and Older Adults
    Many older adults enjoy a glass of wine with dinner or a beer while watching the game on TV. In fact, half of Americans ages 65 and older drink alcohol. Having a drink now and then is fine—as long as you don’t overdo it.

    All About the Stomach
    Your stomach's starring role is as an organ essential for digestion. The stomach breaks down all the food you eat.

    Anatomy of the Endocrine System
    The endocrine system includes not only the pancreas—the organ involved in the development of diabetes—but also the pituitary, thyroid, and other glands.

    Appendicitis: Children and Teens
    Appendicitis, an infection of the appendix, is the most common reason for a child to need emergency abdominal surgery.

    Basics About Your Newborn Baby's Body
    Even the best-prepared parents may be surprised by a few things that are quite normal in newborns.

    Care of Children's Mouth and Teeth
    Most children should begin regular dental care by the time they turn 1 year old.

    Checking Your Own Blood Pressure
    Did you know you can purchase your own blood pressure monitor and check the reading yourself at home?

    Dental Implants
    Detailed information on dental implants, including types and potential risks

    Don't Take Your Eyes for Granted
    The number of people losing their vision is growing, yet experts say much of this vision loss could be prevented.

    Ear, Nose, and Throat Facts
    The ear consists of three areas—the outer, middle, and inner ear. The nose is the organ of smell and is part of the peripheral nervous system. The throat is a ring-like muscular tube that acts as the passageway for air, food, and liquid.

    Exercise and Target Heart Rate
    The key to cardiovascular fitness is getting a good but safe aerobic workout. Heart rate monitors, which monitor your heart rate while you exercise, can help you do that with ease.

    Exercise Ideas for Older Adults
    Finding ways to get exercise as you get older is a smart and easy way to stay fit and improve your health.

    For Adults: To Nap or Not to Nap?
    Like many people, you may struggle for a good night's sleep. A daytime nap may seem like a good way to recoup some of that lost slumber. But you may be dozing at your own risk.

    Hearing Hazards in Everyday Life
    It doesn't take a thunderous rock concert to cause hearing loss. Any repeated high-volume experiences or 1-shot booms can damage the delicate nerve cells of your inner ear.

    How Safe Are Cosmetics and Personal Care Products?
    Overall, cosmetics and personal care items are considered safe. But that doesn't mean that there aren't risks associated with their use, particularly if you don't use them correctly.

    Insomnia is trouble falling to sleep or staying asleep. One in 3 adults has bouts of insomnia.

    Introduction to Menopause
    When a woman permanently stops having menstrual periods, she has reached the stage of life called menopause. This stage signals the end of a woman's ability to have children.

    Liver: Anatomy and Functions
    Detailed anatomical description of human liver, including simple definitions and labeled, full-color illustrations

    Overview of Sleep Problems
    There are many types of sleep disorders. They can interfere with health and quality of life. Sleep problems can range from insomnia to snoring.

    Relaxation Techniques That Really Work
    To keep stress at a minimum and reduce its effects on your life, you need to find and practice healthy ways to manage it.

    Detailed information on the different types of scars, including keloid scars, hypertrophic scars, contractures, and adhesions.

    Special Foot Care for Diabetes
    It's not high blood sugar, heart disease, or stroke that most often puts people with diabetes in the hospital. It's their feet.

    The Lowdown on Low Blood Pressure
    Doctors often consider chronically low blood pressure too low only if it drops suddenly or causes noticeable symptoms.

    The Power of Meditation
    Meditation allows you to become more awake and more deliberate about your actions. It teaches you how to respond rather than react to situations in your life.

    Thyroid Gland
    Detailed information on the thyroid gland, including anatomy and function

    Voice Disorders
    A voice disorder is when a person has a problem with pitch, volume, tone, and other qualities of this or her voice. These problems occur when the vocal cords don't vibrate normally.

    Why the Healthcare Provider Examines the Neck and Throat
    Checking the throat and neck can help your healthcare provider diagnose a range of illnesses and disorders. One of the things your healthcare provider checks for is enlarged lymph nodes, or "swollen glands."

    Why the Healthcare Provider Presses Your Belly
    When your healthcare provider presses on your belly, he or she is feeling to see if any major internal organs are enlarged or tender, making them painful to touch, which could mean disease.