According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109
After an 11 year study, cell phones were shown not to increase chances of getting cancer.
14
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
It takes about 20 seconds for a red blood cell to circle the whole body.
102
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
35,000 people in the U.S. will die from the flu annually.
6