You have no sense of smell when you're sleeping!
72
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
A person infected with the SARS virus, has a 95-98% chance of recovery.
23
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
There's 100 trillion good bacteria living in your body.
17
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Like fingerprints, everyone's tongue print is different!
71
Men have larger hearts; women's hearts beat faster.
77