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Your heart beats over 36 million times a year.
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Thyroid conditions may make getting pregnant impossible.
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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
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Approximately 25% of all reported medication errors result from some kind of name confusion.