Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.
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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
A small sample of the great diversity of seed sizes and shapes.
Hominin Evolution in the Mid to Late Pleistocene
A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there