In 1864, the first barbiturate (barbituric acid) was synthesized.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.
Animal life cycles
Dimensions of quality of life affected by cancer
Life Table
Willem de Zwart: Still Life with Apples in a Delft Blue Bowl, 1880–1890
Success Later in Life
Animated The one-way flow of energy and cycling of materials in the world of life