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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
There are 20 feet of blood vessels in each square inch of human skin.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.