|
|
Vaccines prevent between 2.5 and 4 million deaths every year.
Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
On average, the stomach produces 2 L of hydrochloric acid per day.
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.
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.
![Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th](https://biology-forums.com/gallery/47/medium_33_17_02_12_6_53_46_20131094.jpeg)
![Cross-fiber friction to the paraspinal muscles. Friction is created by moving the more superficial ...](https://biology-forums.com/gallery/32/medium_380798_23_08_17_12_14_12_329961407.jpeg)