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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.