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The familiar sounds of your heart are made by the heart's valves as they open and close.
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
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%).
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.