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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.
The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.