Life is full of hidden gems of knowledge and facts, including some incredible statistics that can either enrich your knowledge, change the way you see day-to-day experiences or just bring you some amusement.
Whether you’re gearing up for your next pub quiz or just fond of random bits of trivia, we’ve gathered 53 interesting facts about life that will surprise you.
Read on for the full lowdown – here’s 53 interesting facts about life as we know them!
The fascinating life of humans
1. A lifetime of eating
No matter your diet, and no matter what your favourite dishes might be, it’s likely you will eat more than 35 tons of food in your life if you live in the USA.
2. Inquisitive children
Your four year old son or daughter is likely to ask you more than 400 questions a day. Better get brushing up on those answers – read our facts pages for a head start, at least!
3. Three letter body parts
There are many different parts of the human body which simply can’t all be listed here. However, around ten of them only have three letters in their names! These are gum, jaw, leg, toe, ear, hip, eye, lip, rib and arm.
4. Don’t try swallowing and breathing at the same time!
You’re physically unable to swallow and breathe at the same time. It’s probably best you don’t try it.
5. Your ever changing skin
It’s thought that your skin replaces itself regularly without you ever realising it. In fact, it is likely to do this around 900 times during your lifetime.
6. Breaking the genetic chain
It’s completely possible to break thousands of years of human lineage simply by giving birth to a specific gender of child. A woman who gives birth only to sons and no daughters will break a long chain of lineage that dates back to the very start of human evolution.
7. Start walking now to make your quota
Are you always trying to get 10,000 steps a day on your step-o-meter? During your life, you will likely take more than 183,000,000 of them. Better start getting some steps in now so that you can meet your quota!
8. Don’t fake it
Fake happiness occurs all the time, but did you know that showing too many fake smiles can actually harm your long-term health? It’s thought that faking happiness can lead to withdrawal and may actually provoke further detrimental health problems later on in life. Therefore, it’s probably better you only try and show that you are happy when you mean it!
9. A heavy load
We should all know by now that bacteria are all around us. However, what you might not know is that you could have up to nine pounds of it in your body at any one time! Don’t worry, however, as not all of it is bad for you!
10. Put down your smartphone!
It’s highly likely that you will spend at least three months of your life sitting on or going to the toilet. In fact, sitting still for more than three hours a day – when you’re awake – could reduce your lifespan by up to two years. This sitting could be even longer if you take a smartphone in there with you! It’s thought that the average US citizen will spend around five months of their life using their smartphone, or at least calling or texting people. How much of that will be spent on the toilet?
11. Wash your hands…
It’s always important to thoroughly wash your hands. In fact, doing so could help to save almost one million people around the world each year. If there’s anything the recent worries over COVID-19 has taught us, its that hand washing is crucial!
12. Gender life expectancy
Women are much more likely to live longer than men, on the whole. This is thought to be as a result of male immune systems aging much quicker on average.
13. We’re way ahead of computers
It’s thought that the human brain is able to compute 38 thousand trillion executions and operations each second. Compare this to some of the world’s most proficient computers, which are only able to work to around 1% of this power.
14. You’re taller in space
Thanks to changes in gravity, astronauts will often find that they are two inches taller in space than they are on Earth. Not that they’re measuring themselves while on missions!
15. Trillions of cells inhabit your body
Your body is likely to be home to around 37 trillion cells.
16. Fingerprints develop later
You won’t develop fingerprints as soon as you are born. These will develop when you are around three months old.
17. You’ll be surprised how much time you spend blinking
You’re likely to spend around 10% of your whole life blinking. Don’t try and measure for yourself too much! In fact, statistically, women are likely to blink twice as much as men do! Their hearts generally beat faster, and they have better senses of smell, too.
18. Dream diary
It’s highly likely that, during your life, you will forget about 90% of all the dreams you have ever had. Better start keeping a dream diary so you can recall the good ones!
19. A staggering amount of calcium in your teeth
Your body needs calcium, but no area quite so much as your teeth. That’s because 99% of your body’s calcium levels reside there, believe it or not!
20. Live your life to the fullest
If you were ever worried that our chances of living longer are going down, there’s no need to panic. In fact, our life expectancy is increasing year on year – on average, by three months at a time. But, you should know that you’re less likely to live to your full expectancy potential if you don’t get enough sleep. In fact, you’re likely to need at least seven hours a night, it’s thought, for you to live your longest. So make sure you set your sleeping priorities straight!
21. Right handers vs left handers
Right-handers, on average, live longer than left-handers. This is not helped by the fact that many left-handed people die each year as a result of using right-handed equipment.
22. What do we sound like?
The sound and shape of your voice changes based on a variety of factors. However, did you know that your nose can have a huge impact?
23. Do you crave ice?
Many people crave ice to the point where they will love eating or crunching it in soft drinks! However, it could be a sign that you are suffering from specific deficiencies. In particular, you could be lacking in iron!
24. Your strongest muscle…
There are plenty of strong muscles in the human body, but the strongest is thought to be the tongue. Speaking of tongues, you are actually likely to lose most of them by the time you reach the age of 60. Most people reaching older age will only have half of their taste buds left from their youth.
25. So many casualties
On a slightly bleaker note, World War II was so devastating that, of everyone alive on Earth in 1939, only 97% of them survived the conflict.
26. The youngest, but only for a moment
If you think about it, you were once the youngest person on the planet. However, with thousands of births taking place all over the world, this is never a record that people can hold onto for long. You were actually present in your mother’s reproductive system from the moment she was born – your egg was present in her body from birth.
27. Apocalypse now!?
There are lots of theories out there regarding the way the world will end. In fact, around 20% of people in the US believe that they will witness the apocalypse themselves.
28. Life after death
Interestingly, around 82% of US citizens also believe that there will be some form of life after death.
29. The biggest killer
Heart disease is one of the biggest killers in the USA, but medical errors are thought to be in the top five.
30. A man of steel
You’re likely to have around 300 bones in the body when you are born, but this will decrease by up to a third as you grow into adulthood. What’s even more interesting, bone itself is thought to be five times the strength of steel.
31. Against all the odds
There’s a one in seven million chance of you living beyond the age of 110. Can you prove the statistics wrong – many people have!
32. Color comes later, too
Babies are only able to see in black and white from birth, as they will develop color vision later in life.
33. More than six senses?
There are more than six senses. Humans can also experience senses of thirst, suffocation, pain, balance, and even time. Our sense of time is one which separates us from most animals.
34. Retirement planning for a longer life
Are you looking forward to retirement? Don’t be too hasty! Studies suggest that working beyond the age of 65 may actually lead to a longer life. Therefore, if you want to beat the odds of living longer than 110, make sure you keep working!
The amazing life of animals
35. The loveliest lullaby
Just as women do, pregnant dolphins are able to sing to their unborn children while they are growing in the womb.
36. The faithful seahorse
Monogamy is rare in the animal kingdom, with only a few species opting to mate for life, much as many humans do. The most fascinating of these is the seahorse, which travel in couples. Even more interesting, of course, is that the males in the seahorse genus give birth, not females!
37. The honey monster
If you thought you grew hair in strange and awkward places, spare a thought for the honeybee. They can even grow hair directly on their eyeballs!
38. You can sleep tight – spiders won’t crawl into your mouth
The fact that sleeping people swallow eight spiders in their lifetime is a falsehood created to test the power of the internet. It’s more likely that you will swallow close to zero in your sleep – spiders are smarter than you think, they won’t go crawling into a mouth willingly!
39. A horse anomaly
Unlike most animals, horses can only breathe through their noses.
Interesting facts about life
Every glass of water you drink is likely to contain at least one molecule that a dinosaur once drank. Gross, but fascinating – and completely true.
41. Giving birth while dead?!
It’s completely possible for deceased women to give birth. This bizarre phenomenon occurs when a pregnant woman passes away, there are still gases in the abdomen which allow the body to give birth.
42. Saliva pools
If you feel your mouth watering from time to time, consider this slightly gross fact. You’re likely to produce more than two swimming pools’ worth of saliva during your life.
43. The best, best before date
We’re able to eat foodstuffs which have been around for hundreds, even thousands of years. In fact, you can still safely consume honey that dates back three millennia!
44. Our ‘joint’ cousins
There are all kinds of animals with similar joints to us. However, elephants are the only creatures on the planet with four knees.
45. Is it a koala’s or human?
Koalas share a strange similarity with humans in that we both have fingerprints. However, even stranger is the fact that it’s impossible for you to instantly tell between them. In fact, even experts struggle to separate koala fingerprints from human ones.
46. Are you ‘Mr. Average’?
It’s thought that the profile of the average person alive today is 28 years old, male, and Chinese.
47. There’s a connection between Cambridge and the Aztecs
If you’re lucky enough to study at Cambridge University, you’ll be heading to an institution which has been around longer than the ancient empire of the Aztecs.
48. Ants vs humans
If you were to put all humans on one weighing scale, and all ants on Earth on the other, the ants would weigh more.
49. You’re closer to a banana than you think!
The human body is closer to the humble banana than many animals. That’s because we actually share up to 60% of our DNA with the fruit – strange but true!
50. Who are you related to?
There’s a good chance that you are related to the Mongol warrior Genghis Khan – to the point where 0.5% of people are said to be of his direct lineage.
51. Robots on Mars
While there may not be alien life on Mars that we know about as yet, it is the only planet completely controlled by robots. That’s thanks to the rovers and bots we have scouring the landscape up there!
52. Where’s the tape measure?
On the whole, your thumb is likely to be the same length as your nose. We imagine there are many people measuring up right now while reading this!
53. Fascinating twin births
Twins are, generally, likely to be born one after the other in quick succession. However, there has been a case where one twin continued gestating for a further 87 days after the birth of the first!
Do you know any interesting facts about life? Share them in the comments below!
Are you fascinated with learning facts? Check out these interesting facts