Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
If you unfolded your brain, it would cover an ironing board.
42
The average human body contains enough iron to make a small nail.
50
Only 1 person in 2 billion will live to be 116.
49
Fidgeting can burn about 350 calories a day.
201
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Dieters who sleep more take off more fat that those who sleep less.
159