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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
Did you know?
The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
The human body produces and destroys 15 million blood cells every second.