Interesting facts that will amaze you

1. Unless food is mixed with saliva you can’t taste it.
2. A female dolphin will assist in the birth of another’s baby dolphin
3. Human saliva contains a painkiller called opiorphin that is six times more powerful than morphine.
4. If you Google ‘Zerg Rush’ Google will eat up the search results.
5. During pregnancy woman’s brain shrinks and it takes up to six months to regain its original size.
6. Putting sugar on a cut or wound reduces pain and speed up the healing process.
7. Loneliness weakens immunity, having family and friend’s increases immunity by 60%.
8. Temperature can affect appetite. A cold person is more likely to eat more food.
9. Your left lung is smaller than your right lung to make room for your heart.
10. The smell of freshly cut grass is actually the scent that plants release when in distress.
11. Each time you see a full moon you always see the same side
12. Soldiers from every country salute with their right hand.
13. All the blinking in one day equates to having your eyes closed for 30 minutes.
14. Human brain is more active during sleep than during the day.
15. 85% of plant life is found in the ocean. 
16. Sponges hold more cold water than hot
17. Fire usually moves faster uphill than downhill
18. Hummingbirds are the only bird that can fly backwards
19. A duck can’t walk without bobbing its head
20. Australia is the only continent without an active volcano.Curly hair follicles are oval, while straight hair follicles are round.
21. A rainbow can only be seen in the morning or late afternoon.