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Author Question: Four-year-old Brandon's father is an aeronautical engineer who often talks about his work at home. ... (Read 103 times) |
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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.