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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.
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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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There are more bacteria in your mouth than there are people in the world.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
![Comparison of normal-shaped erythro- cytes and the abnormal sickle shape noted in patients with sick](https://biology-forums.com/gallery/47/medium_14755_10_09_12_7_17_44_8501503.jpeg)
![The cranium of a young infant changes dramatically in shape with age. Initially the child has severa](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_21_31_209031597.jpeg)