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Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

The cranium of early African H. erectus KNM-ER 3733 is nearly 1.8 million years old. The cranium of early African H. erectus KNM-ER 3733 is nearly 1.8 million years old.
Tonsils—normal and enlarged. Tonsils—normal and enlarged.
Normal mammogram. Normal mammogram.
Old Woman Old Woman
Normal nerve conduction of Sodium ion Normal nerve conduction of Sodium ion
Earth 430 Million Years Ago Earth 430 Million Years Ago
Video: Exercise and cardiac output & Definition of stroke volume

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