If you collect all the intestinal bacteria
When kissing exchange bacteria
To sneeze with your eyes open is impossible.
In all my life man produces about 450 kg of red blood cells
For 60 years most people lose about half their taste buds
In a passionate kiss lost about 6.4 calories per minute!
The human kidney consists of over 1,000,000 microscopic tubules. The total distance of all these tubes(from 2-kidney) is 65 km away.