If you are cold you are more likely to be hungry because you use energy to keep warm.
143
The average sperm cell swims at 8 inches per hour.
76
One human hair can support 3 ounces.
191
The human brain has the capacity to store everything that you experience.
4k
Enamel is hardest substance in the human body.
61
The human brain doesn't stop developing until about 25 years old.
102
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59