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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.
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Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
Insect species diversity on British host trees supports the area hypothesis.
A cerebral angiogram of a healthy human subject.
Waste is responsible for 3.6% of global greenhouse gas emissions
Estimated times of divergence of human and Neanderthal genomic
Taste receptors in the human tongue
Some skeletal differences between a knuckle-walking gorilla and a bipedal human