1.Thumbs have their own pulse.
2.The pineal gland, which secretes the hormone melatonin, got its name from its shape, which resembles pine nut.
3.Hair grows fast about 6 inches per year. The only thing in the body that grows faster is bone marrow.
5.The human nose can detect about 1 trillion smells.
6.Blood makes up about 8 per cent of our total weight.
7.The satisfying sound of cracking your knuckles comes from gas bubbles bursting in your joints.
8.Humans are the only animals with the chin.
9.If you were laid end to end, all of the blood vessels in the human body would encircle the Earth four times.
10.As you breadth, most of the air is going in and out of one nostril. Every few hours the workload shifts to the other nostril.
11.Your nose and ears are continue growing throughout your lifetime.
12.The brain uses over a quarter of the oxygen used by the human body.
13. When listening to music, your heartbeat will sync with the rhythm.
14.You can’t breathe and swallow at the same time.
15. Extraocular muscles in the eye are the body’s fastest muscles. They allow both of your eyes to flick in the same direction in a single 50-millisecond movement.
16.While awake, your brain produces enough electricity to power a light bulb.
17. 50 per cent of your hand strength comes from your little finger.
18. Goosebumps evolved to make our ancestors hair stand up, making them appear more threatening to predators.
19. In camera terms, the human eye is about 576 megapixels.
20.Babies are born with 300 bones but adults have 206.
Credits: Sabitha
Nice
ReplyDeleteinformative
ReplyDeleteIntresting...
ReplyDelete