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All About Kidney Stones
A kidney stone is a solid piece of material that forms in the kidney out of substances normally dissolved in the urine.
All About LSD
LSD, also called acid, is one of the most commonly used hallucinogens or psychedelic drugs.
All About Muscle Cramps
Muscle cramps -- involuntary muscle contractions -- are common. But even though they can be quite painful, they don't cause damage.
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.
All Family Time Is Quality Time
Quality time should be woven into our lives. As our children get older and slip away, we need to stop worrying about the extraordinary and think more about the ordinary."
Allergens: Animals
Household pets, such as cats and dogs, are the most common sources of animal allergens. Here's what you need to know about symptoms and treatments.
Allergens: Dust and Dust Mites
Dust mites are microscopic organisms that can live throughout homes and businesses. Read on to learn more.
Allergens: Pollen
Pollen is the most common cause of hay fever. Read on for more information--and helpful tips for reducing the effects of hay fever during pollen season.
Allergy Overview
Allergies are problems of the immune system. Normally the immune system attacks harmful things such as viruses or bacteria. But sometimes it overreacts and responds to things that are normally harmless. These may include dust, mold, pollen, or food.
Alternatives to Alcoholics Anonymous
Today there are alternatives to 12-step programs. Some treatment programs teach problem drinkers to reduce their drinking. This approach appeals to people who otherwise might not seek treatment.
An Early Start to Good Nutrition
With childhood obesity on the rise, should parents worry about the weight of their babies?
Anatomy and Function of the Urinary System
Detailed anatomical description of the urinary system, including simple definitions and labeled, full-color illustrations.