Name: 99 Quick Human Body Facts You Wish You'd Known Before
Uploaded: 2020-04-13T17:50:46.000Z
Duration: 11 min 48 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...

If you decided to count all those numerous nerve cells in your brain, it would take you up to 3000 years when your brain sends messages to different parts of your body.

The signals travel along your nerves at a speed of up to 270 miles per hour.

The average person consumes the weight of seven African elephants in their lifetime.

Speaking of spending time, blinking takes about 1/10 of your waking hours.

All in all, we spend 40% of our life with the eyes closed, most of it being asleep in a single day.

Blood in your body travels half the distance around the earth.

If you were to collect all the skin cells in the atmosphere, it would amount to a 1,000,000,000 tons.

That's because every human sheds about £9 of skin cells per year.

The average human has around 100,000 hairs on their head without cutting the hair would grow up to 40 feet in length.

During your lifetime, human eyes can distinguish over 10 million collars.

About 1/4 of all your bones are in your feet.

Humans can regenerate cartilage in their joints.

Researchers call it our inner salamander.

Bones are five times harder than steel, but rather brittle at the same time.

When I said that you started noticing your breathing, Yeah, you did prove me wrong.

There are more than 1000 genes that define how good we are.

If we spend too much time away from other people, we get more prone to inflammatory diseases.

There's an area in the brain that scientists believe can be turned on and off to release stress.

Brain structure changes every time we learn something new birthmarks can be of many different colors, one of them blue.

Although there are only four blood types, there are as many as 36 blood group systems in humans.

There are people who can sleep four or even three hours per day and feel perfectly rested.

I'm not one of those tiny, harmless mites called Demo Dax live in almost every person's eyelashes.

Our ears grow 1/100 of an inch per year throughout our lives, so get out your calculators and determine how many years you'd need until your ear lobes touched the floor.

Like Dumbo, the average number of beach your heart does per year is 35 million.

When you scratch an itch, your brain thinks the body is hurt and switches its attention from the edge.

As you age, you gradually lose the sense of taste up to 30% by the age of 60.

The average person eats about 35 tons of food throughout their life, the speed of a sneeze is on average, it's 100 miles per hour.

Hair on your body protects you from insects by warning of their presence on you.

Every person has stripes on their body called blast coz lines, and they only become visible when something's wrong.

Because of overall healthcare improvement Are nails now grow faster than 1/2 a century ago, Lips are the most sensitive part of your body, with over a 1,000,000 nerve endings and the most vulnerable to there's a name for the dip between your upper lip and knows it's the filter.

Um, and the tissue that connects your tongue to the floor of your mouth is called the Frenilla, a great name for an aural surgeon filter.

Your lips also don't sweat because they don't have sweat glands.

You can survive and live a pretty normal life without one of each of your paired organs.

Your organ slightly changed their positions when you ride a roller coaster.

Does all the barfing have much to do with that during a ride?

Your body also thinks it's being poisoned, which is why you feel sick.

You don't react to smells while you're asleep and don't even feel them.

Their scientific proof that our brain is better at learning in the evening.

Scientists believe that the umbilical cord is the very first toy for the yet unborn child.

Yeah, my mom said it felt like I was jumping rope in there.

Human tears and saliva contains enzymes that can help treat various diseases a marathon runner, spends as much energy per day as a soon to be mother.

There's a limit to our body's energy expenditure.

It's 2.5 times the energy we spend while resting.

There's another organ inside our skin that's responsible for feeling pricks and pressure to the skin.

Some people can navigate using magnetic fields of the planet, just like birds.

Bacteria living in your gut can slow down aging if kept healthy.

There's a 1 to 64 billion chance that your fingerprints are similar to someone else's.

All bones inside the human body can regenerate except your teeth.

Humans have the same amount of hair all over their bodies as chimpanzees.

You read 10 to 30% faster when holding a paper book, not a phone or an e reader.

A couple of minutes before you begin exercising at a gym, your heart rate goes up in anticipation.

Your muscles normally use about 60% of their power, but in an emergency, thes limits can be pushed by a lot.

You can only taste food when your tongue is wet, and if you're out of saliva.

You won't taste a thing when you sleep in an unfamiliar place.

One hemisphere of your brain stays more a week, helping you look out for trouble.

Your nose gets hotter when you lie, which is aptly called the Pinocchio Effect.

Although yawning is contagious by itself, we're much more likely to yawn together with our close people.

Our brain is 60% fat, which is why it tries its best to make you walk off a healthy diet.

A mosquito bite can help you get rid of a bruise on your skin.

Yeah, trying to get a mosquito land in just one place.

Always, your little finger makes up for half your hand strength.

The tiniest bone in your body is in your middle ear.

It's called a stirrup and is just 1/10 of an inch long.

Different smells can affect our hair, making it grow faster or slower, or even temporarily change how they look.

You glow a little bit imperceptible to the human eye, with the peak of this glowing being at about 4 p.m. There's a bone called fa Bella in the legs of almost half the people on Earth, which is there to reduce friction in our knees.

When your heart races for a short time, it's good for your immune system.

The cornea of your eyes is the only part of your body that receives oxygen directly from the air.

Your lungs get darker over time, especially if you live in a big city.

That is, it can feel smells as well as your gnomes.

Humans could live even with just half of their brain.

You can train to be either a night owl or an early riser.

The smell of high calorie food can make you less hungry if you smell it for about two minutes.

The sense of taste weakens when you eat in an uncomfortable position.

Your stomach completely renews its lining every couple of days not to eat through itself.

Your skin gets totally renewed about every month, gradually shedding all of its 300 million skin cells.

Skin is, in fact the largest organ of your body, weighing up to £12.

When you move your eyes too quickly, the brain will process the image in such a way that you don't notice the movement itself.