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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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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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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.
The ovarian and uterine cycles in a human female.
Large numbers of plant species can flower at once in this grassland in Kinsella, Alberta.
Eye configuration of a Hogna species
10 weeks old human embryo
Human Development (Full Term)
Human genome sequence explosion