|
|
Vaccines prevent between 2.5 and 4 million deaths every year.
The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.
It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.
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.