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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Did you know?
Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.