1. The human body has lungs which have 300,000 capillaries (thin blood vessels). When laid end to end they would cover 1500 miles or 2400 kilometres. .....
4. Ten million new sperm cells everyday are produced by the human testicles. If each one fertilizes it can duplicate our planet's population in only six months. .....
5. Our skin is the largest organ of our body. It covers roughly 2 square metres of area. It constantly keeps replenishing throughout the life. In the process it sheds about 80 kg of dead skin cells. .....
6. The lab grown skin made from circumsized babies, of the size of a postage stamp, can grow so much that it can cover 3 basket ball courts. This skin is generally used for brn patients .....
8. The focussing muscles of our eyes move about one lakh time a day to let you see the the outsid word. To exercise the leg muscles to the same extent, we will have to walk 80 kilometres in a day. .....
11. Our body has 2 kidneys each of which has ten lakh super efficient filters. They filter about 1.25 litres of blood each minute and gives out about 1.5 litres of urine in a day. .....
13. Each night we grow about 0.3 inches. However every morning we come back to our original height because our cartilage discs shrink due to force of gravity as we stand .....
14. Our bones are a powerhouse of strength. A bone, the size of a match box can support nine tonnes of weight almost four times the strength of a similar concrete slab. .....
20. The human nose can't detect the smell of natural gas which can be hazardous so the gas companies mix a chemical called Marcaptan to give it a distinct odour .....
