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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Did you know?
Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.