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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.
![Bioarchaeologists and forensic anthropologists use archaeological excavation techniques to recover r](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_21_28_209001273.jpeg)
![After excavation, recovered remains are screened to ensure that even tiny fragments are retrieved an](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_21_29_209011417.jpeg)