Black Widow vs. Brown Recluse
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Picture of Psoriasis
A reddish, scaly rash often located over the surfaces of the elbows, knees, scalp, and around or in the ears, navel, genitals or buttocks...
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The Sex & Love Quiz
The brain. The body. The bedroom. What do you know?
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Psoriasis is a common and chronic skin disorder that affects 1%-2% of people in the U.S. Symptoms and signs include red, raised, scaly areas on the skin that ma...learn more »
A heart attack is an interruption in blood flow to the heart muscle. Arterial plaque rupture is often the cause of a heart attack. Symptoms of a heart attack ma...learn more »
CT was discovered independently by a British engineer named Sir Godfrey Hounsfield and Dr. Alan Cormack. It has become a mainstay for diagnosing med...learn more »
Magnetic resonance imaging (MRI) is a scanner that takes cross-sectional images of the body. It is used to evaluate tissues of the head, neck, chest, limbs, abd...learn more »
Kidney failure, or the ability of the kidneys to filter water and waste is caused by prerenal, postrenal, or renal problems with the kidney(s). Symptoms of kidn...learn more »
Cigarette smoking remains the leading cause of death and illness among Americans. Effects of smoking can cause cancers, emphysema, bronchitis, COPD, chronic cou...learn more »
Rheumatoid arthritis (often called RA) is a chronic (long-standing) disease that damages the joints of the body. The damage is caused by inflammation, a normal ...learn more »
The electrocardiogram (ECG or EKG) is a diagnostic tool that measures and records the electrical activity of the heart in exquisite detail.learn more »
High blood pressure (hypertension) may be present in an individual, without any symptoms. Thus, it is called the "silent killer." Secondary causes of high blood...learn more »
Ultrasound (sonography, Doppler study) is a non-invasive diagnostic medical procedure performed to exam the internal organs and tissues of the body. There are s...learn more »
Chest X-ray is a common procedure ordered to diagnose certain diseases and conditions such as pneumonia, congestive heart failure, emphysema, lung masses or nod...learn more »
Exercise has been shown to reduce one's risk of heart disease, diabetes, colon and breast cancer, lower blood pressure and cholesterol, and reduce depression an...learn more »
Vasculitis is inflammation and damage to blood vessels or blood vessel walls caused by certain diseases and conditions such as rheumatoid arthritis, lupus, gian...learn more »
Low blood pressure (hypotension) may be caused by heart conditions, intravascular fluid complications (dehydration, pneumonia, vomiting, diarrhea, bleeding), me...learn more »
Nutrition and diet is needed for health. Read dietary guidelines, dietary reference intakes, food guide pyramid, calories, carbohydrates, protein, fats, vitamin...learn more »
Hardening of the arteries (arthrosclerosis) is a disorder that occurs when fat and cholesterol are deposited in the walls of the arteries, and harden into plaqu...learn more »
Coronary heart disease (CHD), also called coronary artery disease, affects about 14 million men and women in the United States. Disease develops when a combinat...learn more »
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