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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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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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Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).
Deserts differ across the world. (a) Acacia trees between a gravel plain and sand dunes in the Namib
(b) Euphorbia in Africa.
lion cubs in the wild, South Africa
Spotted hyena cubs in Limpopo, South Africa.
When the IQ scores of identical twins differ, behavior genetics researchers attribute these to ...
Common phlebotomy issues.