It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
The human sigh acts as a physiological reset button.
23
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
