If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Within three days of death, the enzymes that once digested your food begin to eat you.
22
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Your thumb is about the same size as your nose.
124
If you are cold you are more likely to be hungry because you use energy to keep warm.
144