Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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People about to have surgery must tell their health care providers about all supplements they take.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
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There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
This solitary tree is an appropriate symbol for the tree of life
Social History Questions
Tiger Woods as he answers questions at a news conference.