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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.