Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
Vaccines contain formaldehyde, ethylene glycol (antifreeze), phenol (disinfectant / pesticide), and aluminum.
-14
Medical research has found substances in mistletoe that can slow down tumor growth.
32
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Your heart rate can rise as much as 30% during a yawn.
69
Poor eyesight (myopia) is associated with higher IQ.
232
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57