Know Human.

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Facts you should know.

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Human brain is 80% water.

Brain is more active during sleep.

Lack of sleep may shrink your brain.

100,000 chemical reactions occur every second in your brain.

While awake, your brain produces enough electricity to light a lightbulb.

Depression is the result of over thinking. The mind creates problems that didn't even exist.

If you stare into a mirror in low light for a few minutes, your brain will get bored and begin to make imaginary monsters.

People who speak two languages, may unconsciously change their personality when they switch languages.

It's impossible to sneeze with open eyes.

When you sneeze, all body functions stop. even your heart.

Women's hearts beat faster than men's.

Human heart beats over 3 billion times during an average human lifespan.

When listening to music, your heartbeat will sync with the rhythm.

Human eye can distinguish about 10 million different colours. But brain can’t remember all of them.

One percent of people can see infra-red light and 1% can see ultra violet radiation.

Eyes remain the same size as they were at birth.

Crying keeps you healthy by literally flushing away harmful bacteria and reducing stress.

Human nose can recognize 50,000 different smells.

Human ears and nose never stop growing.

The average person breathes about 20,000 times a day.

Right lung can take in more air than your left.

You can’t breathe and swallow at the same time.

Newborn child can breathe and swallow at the same time for up to seven months.

You can't breathe through your nose, with your tongue out.

Tongue prints are as unique as fingerprints.

The tongue is the strongest muscle in the human body.

People who bite their nails tend to have a stronger immune system.

Fingernails grow faster on the hand a person writes with.

Without your pinky finger, you would lose 50% of your hand strength.

Right-handed people live, on average, nine years longer than left-handed people.

When you blush the inner lining of your stomach also turns red.

Stomach acid is strong enough to dissolve metal.

Humans small intestine is about 23 feet long.

Blue-eyed people tend to have a higher alcohol tolerance than those with darker eyes.

People with blue eyes are more sensitive to pain than others.

Eating your food slowly will help you lose weight, enjoy your food, reduce stress, and lead to better digestion.

Laughter relieves anger, tension and hostility by over 80% and cuts heart attack risk by over 70%.

People who laugh more are better able to tolerate pain - both physical and emotional.

Your body craves sugary, salty and fats foods when you're under a lot of stress.

Sadness increases the urge to sleep more.

The happier you are, the less sleep you require to function in everyday life.

On average, a person needs seven minutes to fall asleep.

The faces of well-rested people look younger and more attractive than sleep-deprived people.

Farting helps reduce high blood pressure and is good for your health.

The best time for a person to buy shoes is in the afternoon. This is because the foot tends to swell a bit around this time.

You are about 1 centimeter taller in the morning than in the evening!

Astronauts can grow up to 2 inches while in space because of the lack of pressure put on the spine.

Humans have a “diving reflex” that shuts down bodily functions when submerged in water to prevent drowning.

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Now you Know 🎉