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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.