Your body is creating and killing about 2.4 million red blood cells per second.
17
Most dreams last only 5 to 20 minutes.
79
A woman's sense of smell is most sensitive during ovulation.
34
Your heart rate can rise as much as 30% during a yawn.
69
Those who get out of bed by 7am are more likely to be thinner and happier.
20
The average person's skin weighs twice as much as their brain.
131
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23