Friday, 9 December 2016

Do youKnow?

A strong cough forces air out of the airways at speeds up to 1000 km/h, almost as fast as the speed of sound (1234 km/h).
Your brain can recognize a sound 10 times faster than the blink of an eye.
It takes about 0.2 seconds for your brain to understand the light that reaches your eye.
Bras make breasts sag, according to a French study published in 2013.
A woman's vaginal muscles can take up to 6 months to get back to their normal shape and size after childbirth.
One prevailing theory as to why butt hair exists is that there's simply no significant evolutionary pressure against butt hair.
Hearing is the fastest human sense. A person can recognize a sound in as little as 0.05 seconds.
Breastfeeding actually changes the way a mother's brain works, making her more attuned to the child's crying.
Ancient Greeks investigated animal structure and described the difference between arteries and veins around 500 BCE.
The cost of sequencing a human genome went from US$100 million in 2007 to about US$3,000 in 2012.
It takes about 0.2 seconds for your brain to recognize something touching your hand or foot.
We can't digest grass because our bodies don't have what it takes to break down the cellulose found in the plant.
A study found that right-handed individuals have better oral hygiene and the lower incidence of caries because of their better manual dexterity and brush efficiency.
A study found that right-handed individuals have better oral hygiene and the lower incidence of caries because of their better manual dexterity and brush efficiency.

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