📍There are around 75 to 100 billion neurons present in the brain and the length of each blood vessels present in the brain are almost 100000 miles.
📍Do you ever pee for a really long time? That’s because your bladder is probably pretty full. In fact, a full bladder is believed to be roughly the same size as a softball.
📍Most of us doesn’t know that women’s hearts beat faster than men’s.
📍Human body gets partial paralysis, during sleep to prevent itself from doing harmful things.
📍The human body contains enough fat to make seven bars of soap.
📍The size of our nose and ears keep on growing along with our age, but the size of our eyes remains the same from birth. The size our nose is equal to the size of our thumb finger and our ears grow a quarter of a millimetre per year.
📍Your blood makes up about eight percent of your body weight.
📍Have you ever wondered how long it takes for your finger and toenails to grow from base to tip? You have a lot of time on your hands. Here is the answer anyway: it takes 6 months.
📍How many alveoli make up the human lung? The answer is 300 million. And the estimated alveolar surface area is about ± 100 times wider than the surface of the human body.
📍Drinking alcohol is 100 times more dangerous than using marijuana, according to a study.
📍People that suffer from gum disease are twice as likely to have a stroke or heart attack.
📍Every living organism is composed of the cell. Among which, few are single-celled organisms, which includes bacteria and some are multicellular as they are composed of many cells, including humans, plants, animals, and birds.
📍Heart cancer is very rare compared to other cancer because the heart cells stop dividing in its early age.
📍There are more organisms living on the skin of one human than there are humans living on planet Earth.
📍Some surveys reported that most heart attacks occur between hours of 8 and 9AM.
📍A newborn child can breathe and swallow at the same time for up to seven months.
📍Lungs are the important part of the human respiratory system and the only organ in the human body that can float on water. According to the studies, a human nose can sense and distinguish between one trillion different types of smell or the odours.
📍Now we’re definitely not challenging you to test this one out at home, but the acid in your stomach is strong enough to dissolve razorblades.
📍The red colour of our blood is caused by the shape of the structure created when iron and oxygen bond with haemoglobin.
📍The total length of all the blood vessels in the human body is about 100,000 km.
📍Extra ocular 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.
📍Humans can survive longer without food than they can without sleep. Scientists have not yet found why we actually need to sleep.
📍All body parts can repair themselves (except teeth).
📍Although there is no scientific evidence for this one, it's said that people who snore are definitely not dreaming at that point.
📍Studies have traced cravings for high-calorie meals back to caveman days, when hunters and gatherers needed to store energy between unpredictable mealtimes. Now our cravings for fatty and sugary foods, which release chemicals that can trigger mild euphoria, spur obesity and diabetes.
📍Being alone is as bad for your health as smoking cigarettes per day.
📍Human bone is an excellent example of a perfect architecture. The femur that supports the weight of our body during walking is more powerful when compared to a solid concrete of the same weight.
📍Children grow faster in the spring.
📍What’s the largest organ of the human body? Quite surprising, but the answer is your skin.
📍We spend 10% of our waking hours with our eyes blinking and closed.
📍You will be surprised to know that your heartbeat is affected by the music you listen to, it changes and mimics the music you listen to.
📍It is unknown why people develop dandruff. A single hair can support up to 100 grams in weight and a whole head of hair could support up to 12 tonnes – the equivalent of two African elephants!
📍Femur (thighbone) is the strongest bone in your body, but it’s hollow.
📍It turns out that one man in every three hundred is capable of satisfying themselves orally.
📍The Truman Syndrome is a condition where an individual honestly believes that his/her life is a part of a reality show
📍The muscles which help your eyes to focus complete around 100,000 movements a day. In order to make your leg muscles do the same amount of movements, you would need to walk 80 kilometres.
📍There’s a disease called fatal familial insomnia. It’s hereditary and people who suffer from it can, suddenly, no longer fall asleep. They typically die between 7 and 24 months after the onset of the disorder.
📍The heart rate usually decreases when we are sleeping, which varies between 40 to 60 bpm – beats per minute. This is mainly because of the slow body’s metabolism.
📍Do you clean dust underneath your bed? Most of it is actually your own dead skin.
📍It has been proven that our reaction to a situation literally has the power to change the situation itself.
📍The average human body contains enough sulphur to kill all the fleas on the average dog, enough carbon to make 900 pencils, enough potassium to fire a toy cannon, enough fat to make seven bars of soap and enough water to fill a 50-litre barrel.
📍On the death of his mother, 5 years old boy was confused: Why is everybody calling mommy a body?
📍It’s possible to brush your teeth too aggressively. Doing so can wear down enamel and make teeth sensitive to hot and cold foods.
📍You lose about 4kg of skin cells every year!
📍There is not even one single person on this earth who never dreams. We are definitely not counting people with psychological disorders. People who say that they don’t dream actually end up forgetting their dream.
📍At birth, a child’s body is made up of around 300 bones. But an adult has just 206.
📍If you collected all the iron contained in the human body, you would get just a small cog, big enough only for use in your watch.
📍The only part of the body that has no blood supply is the cornea of the eye. It receives oxygen directly from the air.
📍The heartbeat which we all can hear is caused by the opening and closing of the heart The human heart pumps blood at such pressure that it would be able to raise blood up to the fourth floor of a building.
📍Nearsightedness and farsightedness are caused by defects in the shape of our eyeballs.
📍You might not remember the person in your dream. However, a person only dreams of people he/she has encountered in life but it's impossible to keep track of thousands of faces that you come across each day.
📍You can’t breathe and swallow at the same time.
📍Eye contact can tell you a lot about you.
📍You carry, on average, about four pounds of bacteria around in your body.
📍You are taller in the morning than you are at night.
📍The largest canines of any land animal belong to the hippopotamus. However, they use these canines only for battle or to fend off predators.
📍Babies don’t shed tears until they’re at least one month old.
📍For how much time do you sleep daily? If you sleep less than 7 hours each night you are in grave danger as studies show that sleeping less than 7 hours reduces your life expectancy.
📍Because the heart has its own electrical impulse, it can continue to beat even when separated from the body, as long as it has an adequate supply of oxygen.
📍The satisfying sound of cracking your knuckles comes from gas bubbles bursting in your joints.
📍Crying is how our body speaks when our mouth can’t explain the pain
📍When you remember a past event, you remember the last time you remembered it, not the event itself.
📍Every day approximately 2700 people die of heart diseases.
📍When you sneeze, your tissues die for a milli second.
📍Your left lung is about 10 percent smaller than your right one.
📍Blue Eyes Are More Sensitive To Light Than Dark-colored Eyes Since They Don’t Have As Much Melanin. This Can Make Blue-eyed People Prone To Many Eye Problems And Diseases.
📍The human heart pumps 182 million litres of blood during the average lifetime.
📍A kiss increases a person’s pulse to 100 beats per minute or more.
📍Human beings are the only animals which can draw straight lines.
📍Scientific studies have revealed that animals (mammals in particular) are dreamers like humans. If you have a pet dog or a cat, watch him or her sleeping and you will realize that your pet is actually dreaming.
📍Meet Louisa Ball, 15, who can sleep for days together when she first shuts her eyes to sleep. She doesn't mess around with that. This British girl has a rare sleeping disorder - 'Sleeping beauty sickness'. No kind of shaking or prodding can wake Louisa up when she's fast asleep. The symptoms, causes or a cure for this disease are unknown to doctors. However, they say it only strikes teenagers and is likely to vanish by the age of 12-13 years.
📍Do you know that your nose has amazing capabilities? It can remember 50,000 different scents!!!
📍Snoring and dreaming cannot take place together. So, if a person is snoring while sleeping, he or she is not dreaming.
📍Pronoia, the opposite of paranoia, is the delusion that everyone is secretly plotting your success.
📍A person would die quicker from a total lack of sleep than from hunger. Death would occur after ten days without sleep, whereas from hunger it would take several weeks.
📍Over 90% of mental diseases are either caused or complicated by the stressful act of overthinking.
📍Have you ever looked at the colour green and felt like you were chewing on a mouthful of grass? If so, you could have a condition called synesthesia, which causes the senses to overlap – meaning some people can taste words and hear colours.
📍Laughing raises both your energy expenditure and heart rate by about 10-20%. This means you could burn about 10-40 calories by laughing for 10-15 minutes. Laughing solidly for an hour or more for this calorie burning to have any meaningful effect on your body.
📍People who cannot see also dream. Those who are blind by birth experience dreams in form of touch, smell or sound. People who become blind at the later stages of life actually see visual images in their dreams and if they see human faces, those faces belong to people they saw when they did not lose their vision.
📍The weight of the human brain is around 3 pounds which comprise 60% of fat. Therefore, it is the fattest organ in the human body occupies 2% of a total body’s weight.
📍50,000 cells in your body died and were replaced by new ones while you were reading this sentence.
📍Your thumb is the same length as your nose.
📍Having sex only 3 times a week has proven to make you look 5-7 years younger.
📍In the entire animal kingdom, whales are the mammal with the largest heart weighing about 180 tonnes and about 30 m its length.
📍While dreaming, both men and women experience sexual physical reactions even if their dreams are not sexual in nature. For women, blood flow in their vagina increases and men on the other hand experience erection. These sexual changes usually take place during the REM phase of sleep.
📍The biggest regret that people have on their deathbed is that they lived the life expected of them instead of a life true to themselves.
📍Iron deficiency is the most prevalent form of malnutrition worldwide, affecting an estimated 2 billion people. Eradicating iron deficiency can improve national productivity levels by as much as 20 percent.(World Health Organization-WHO).
📍Taste buds cannot be seen with naked eyes, the little bumps that are there on a human tongue are papillae; the rest on top are taste buds.
📍Natural clones, also known as identical twins, occur in humans and other mammals. These twins are produced when a fertilized egg splits, creating two or more embryos that carry almost identical DNA.
📍You can't hum while holding or pressing your both side of nose tightly. If you will try this you will feel unconscious in a short period of time.
📍Naturally we think more negative thoughts than positive as a defensive mechanism to prepare us for potential danger. People tend to be happier when kept busy, as this prevents them from thinking about the negative things in life.
📍Blue-eyed people are more sensitive to light.
📍During a person’s lifetime, they spend about 2 weeks kissing.
📍The human eye has amazing capabilities, it can distinguish about 10 million different colours.
📍In camera terms, the human eye is about 576 megapixels.
📍The human brain has a memory capacity which is the equivalent of more than four terabytes on a hard drive.
📍Chocolate is good for your teeth. It can help fight against bacteria in the mouth and stop dental decay.
📍People with blue eyes are 12% more likely to develop diabetes than people with other eye colours.
📍Around 70% of the oxygen we breathe comes from the ocean.
📍Not only does everyone have unique fingerprints, humans also have unique tounge-prints!
📍A human heart beats about 1,15,000 times each day, pumps about 2,000 gallons of blood every day. The average size of an adult heart is the size of our two hands clasped together and a child’s heart is about the size of a fist.
📍Studies show that trauma victims who don't search for a reason for their misfortune turn out to be the most well-adjusted years later.
📍The fragrance of apples and bananas can help a person to lose weight.
📍The smallest cells in a man’s body are sperm cells.
📍A recent study in Current Biology showed dogs respond to nonverbal and verbal cues at a similar level to human two-year-olds. Some dogs are even able to understand basic sign language.
📍Every year more than 2 million left-handed people die because of mistakes they make when using machines designed for right-handed people.
📍Men are officially classified as dwarves if their height is below 1.3 m, whereas for women the measure is 1.2 m.
📍New brain connections are created every time a person learns something new. The human brain has about 70000 thoughts per day out of which 70% are believed to be negative.
📍Shyness is an evolutionary adaptation: whereas braver animals may find more mates and eat more food, the shyer individuals hiding on the sidelines might avoid attack.
📍Doing things that scare you will make you happier and a chemical called adrenaline released by the brain is responsible for it.
📍Most of our decisions are unconscious (meaning you didn't even know you thought about them!)
📍Thirst not only occurs when the body loses a lot of fluids but also occurs due to increased levels of salt in the blood. The reason being salt tends to bind water.
📍A single human brain generates more electrical impulses in a day than all the telephones of the world combined.