amazing facts...

• There are 300,000 million capillaries in a human lung. If they are joined end to end, it will cover the distance between Delhi and Chennai.

• For every 500 gm of fat gained, our body makes 11 km of blood vessels. It puts lot of strain on our heart, because it has to work harder to pump blood to these newly created extra vessels. Our body re-absorbs the unnecessary vessels, if it loses fat.                 

• Skin is the largest organ of  human body and covers about 20 square feet in an adult person. It flakes away constantly and each person sheds around 18 kg in a lifetime.