The 7 great medical myths

These are the 7 most popular medical myths...I believe you must be one of the believer of these myths.
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clipped from news.independent.co.uk Exposed: the seven great medical myths Not to be believed Drink at least eight glasses of water a day Reading in dim light ruins your eyesight We only use 10 per cent of our brains Hair and fingernails continue to grow after death Shaving causes hair to grow back faster or coarser Mobile phones are dangerous in hospitals Eating turkey makes people drowsy They are among medicine's most widely held beliefs – drinking eight glasses of water a day is essential for health, shaving hair makes it grow back coarser, reading in a dim light ruins eyesight. Yet despite their popularity, they are myths.