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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.