Every hour one billion cells in the body must be replaced.
17
Those who get out of bed by 7am are more likely to be thinner and happier.
20
Pain occurs when sounds are above 130 db.
124
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Your heart will pump about 212 million liters in its lifetime.
26
Your heart beats over 100,000 times a day!
54
Human teeth are almost as hard as rocks!
47
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6