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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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.
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).