Health Library

Health Library


As the x-ray energy passes through the patient’s body the photons of the beam reach the film and cause a chemical reaction: the areas where x-ray energy passes through the body become black, while the areas where energy is absorbed by the bones appear white. This process produces a "radiographic,"...

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Today’s Interactive Tools and Multimedia

Calculator: Target Heart Rate Calculator
Clinical Wizard:
Quiz: Alzheimer's Disease Quiz
Risk Assesment: Lung Cancer Risk Assessment

Today in Health News

Could Your 'Holiday Blues' Be Seasonal Affective Disorder?

This form of depression runs in families, expert says

Health Tip of the Day

How to Fight the Urge to Shop Compulsively

  • Always shop with a list, and buy only what's on the list.

  • Shop alone. Shopping with a friend can make it easier to spend big.

  • If you decide to buy an expensive item, wait 24 hours.

  • If shopping provides a main source of enjoyment, cut back on the cost of the things you buy.

  • Put your credit cards in a locked box, and put that box in another box. Then put the boxes in the back of a closet. That way, you have to make at least three conscious decisions to get your hands on the credit cards.

Healthy Living

There's a lot of news about cholesterol these days, and with good reason. High cholesterol contributes to heart disease, which kills more Americans than all cancers combined. A regular exercise routine and good eating habits — along with medication if your doctor recommends it — can keep cholesterol levels under control and lower your risk of heart disease.

Health Centers

Learn how to become a proactive patient. Understand your treatment choices. Get the latest news on advances in cancer. If you or a loved one is facing cancer, you’ll want to explore the Cancer Knowledgebase, with separate sections on more than 60 types of the disease.

Your Family

Men's Health
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