Name: 50 Quick Body Facts for Your Next Conversation
Uploaded: 2020-04-15T17:23:10.000Z
Duration: 9 min 3 s
Description: Thousands of YouTube videos with English-Chinese subtitles! Now you can learn to understand native speakers, expand your vocabulary, and improve your pronunciation...

Yep, hair's looking great today, so you're ready to find out the coolest aspects of the human body.

It's because your brain knows in advance and prepares the body for this tickling.

When we're tickled by other people, it can't do that so well.

And then I slugged the person just kidding.

The average person has 150,000 hairs, and they can support the weight of a cruise ship anchor about 13 tons not as strong as steel but heftier than aluminum.

And Kevlar here is not only strong but also elastic.

It can stretch about 30% of its length when wet.

Redheads make up just 1% of the population.

Blondes are about 2% and the rest of us have dark hair.

The average person sheds 40 to 150 hairs a day.

Sounds like a lot, but you only notice baldness.

After losing more than 50,000 hairs, you'll manage to eat 35 tons of food over your life.

You'll also grow almost 600 miles of hair in the lifetime, and that's twice the length of the Grand Canyon.

Sure does make shaving an endless George Theat Bridge Woman will spend 72 days in a lifetime just on shaving her legs.

Men will spend four months of their life shaving their facial hair and all that time you spend trimming your nails.

If he didn't do that, you grow six feet of nails over a lifetime.

Your brain holds about 25 million gigabytes.

That's three million hours of your favorite TV show.

It tells us where the various parts of our body are in space.

It's why you can walk up a flight of stairs or throw a ball without looking down at your feet or edge your arm.

On any given day, you'll blink around 30,000 times.

In fact, your eyes are closed for 10% of your waking hours, just from blinking.

Everyone, including you and may glows in the dark.

You can't see it because human eyes aren't sensitive enough to pick it up.

Your face glows more than the rest of your body.

You also glow the strongest in the late afternoon and the least at night.

Some people's eye color changes with age.

Your irises can also look a different hue, depending on pupil dilation, and that can change with emotions.

That's why you might hear of people's eyes going dark when they're angry.

Um, we usually blink every four seconds, but you do it less when you're reading.

While looking at books and screens, newborns don't cry tears for the first couple months.

By adulthood, you produce about half a teaspoon of tears a day.

The eyes themselves only see a to D world upside down, but the brain quickly processes this image into three D and flips it.

Everything else is a combination of these colors.

In total, we perceive about seven million colors, and there are still plenty that our eyes don't pick up.

People without islands is conceit, ultraviolet waves joining the ranks of certain fish, birds, bees and reindeer.

Now you wouldn't know it, but your peripheral vision is almost entirely black and white.

It's because you have more of those color detecting tools called cones in the center of your retina than at the sides.

Retinal scanning is more reliable than a fingerprint scan.

The fingers have about 40 unique characteristics, and the eye has 256 meaning we all see the world a little differently.

The nose and Sinuses produced about three pints of mucus a day.

You feel 80% of the taste of any food, thanks to your sense of smell.

When you're congested, you hold your nose or you're in an airplane, which dries out your nose.

Human nose can detect about one trillion unique sense, but your dog still has you beat by 100,000 or possibly 100 million times that.

A study involving Finnish people speaking English found that learning a foreign language can strain your vocal cords is because your pitch rises when you speak a second language.

It's not all bad, though, experts say learning a foreign language at any age, improves attention and concentration and even makes your brain grow.

Blood glands don't let out the red cells that give blood its color.

Bad morning breath is just the smell of built up bacteria that haven't been washed out by saliva at night.

If you want to get rid of it, give your tongue a good brushing when you clean your teeth.

Theo Human body is 60% water, So if you took out all the water in your tissues, you trick and lose 2/3 of your body mass.

Though I wouldn't recommend turning yourself into a human raisin.

We lose about £6 of skin cells each year.

Your hands and feet together contain over half the bones in your body.

Fingernails grow faster with each generation, so yours likely girl faster than your great grand parents did when they were your age.

It's because nail growth is an indicator of a person's health.

We get better meals and more nutrients now than they did some 80 years ago.

Your fingernails grow faster than your toenails because they get more sunlight, air and use.

The average adult human body contains enough fat to make seven bars of soap.

Goose bumps are left over from evolution.

The meter ancestors hair stand up, helping them appear bigger and scarier to foes.

I kind of like when cats, ISS and arch, they're back.

Wisdom teeth are another relic left over from our ancestors.

It reduced space in the mouth, crowding out these teeth.

We no longer needed these teeth to chew through tough plants and roots.

We started using our big brains to cook food.

The heart pumps 1/3 of a couple blood with each beat.

A person has the same amount of neck vertebrae as a giraffe does, and that's seven.

The spine can withstand a weight of upto £1000.

I wouldn't recommend lifting any grand pianos up on your shoulders, though.

Even if you're spying technically could do it.

They might not be a sharp, but your teeth are a strong as a shark's human enamel is softer, but the tooth has a special crystal structure that prevents it from cracking.