Well, Depending On Your Reading Speed …

Yepper, a solid ten minutes of facts that you probably didn’t know about your own body … and that of other human beings. Now, I’m not saying that all of these oddities pertain to you. Unless, of course … 🙂

• Your stomach grows a brand new lining every few days … just to avoid digesting itself.

• Tears caused by emotions have a different chemical composition than those caused by irritants, like dust or onions.

• A sneeze can exceed the speed of 100 mph.

• The average emotion lasts only a few seconds to a couple of minutes. Longer feelings are moods rather than emotions.

• Babies are born with 300 bones, but by adulthood, we have only 206.

• People with the least knowledge about a topic often have the most overconfidence about it. This is called the Dunning-Kruger Effect.

• Your cornea is the only part of the body with no blood supply. It gets its oxygen directly from the air.

• Just like fingerprints, everyone has a unique tongue and lip print.

• Ever heard of Capgras Delusion? Some people suffer from this psychological disorder in which they believe their loved ones have been replaced by impostors.

• Within 5 minutes of waking up, you will forget 50% of your dreams. Within 10 minutes, 90% will be gone.

• Emotions, like happiness or sadness, can be “contagious,” meaning we often sync our emotional states to those around us.

• We’re more likely to continue an action or decision if we’ve invested time, money, or effort into it, even if it’s not the best choice. This is called the Sunk Cost Fallacy.

• Speaking of phrases you’ve probably heard of but were unsure what they meant … Cognitive Dissonance. This means that holding conflicting beliefs can cause discomfort, which leads us to change one of those beliefs in order to reduce the inconsistency.

• Hair grows about 6 inches a year for most people. So we’re all just one bad haircut from another year of waiting for it to grow back out.

• People are more likely to agree to a large request if they’ve first agreed to a smaller one. So please go visit my YouTube channel. I’ll ask you for money later.

• On average, a person will blink approximately 4,200,000 times in a year.

• Humans experience something called the Endowment Effect: Once we own something, we tend to value it more than before we owned it.

• The human nose can remember 50,000 different scents. A dog’s sense of smell is 10,000 to 100,000 times more acute than a human’s. You do the math.

• Your heart will beat about 100,000 times in one day and about 2.5 billion times during an average lifespan.

• Your body produces enough heat in 30 minutes to boil half a gallon of water.

• The food you eat will take a trip of about 30 feet through your digestive system from mouth to rectum.

• If you have Body Integrity Dysphoria, you will feel a strong desire to amputate a healthy limb just because it feels “alien” to your body.

• Your stomach acid is strong enough to dissolve a razor blade (though you should absolutely never try this at home!).

• Some people’s senses are cross-wired, so they might “hear” colors or “taste” sounds. This is a condition called synesthesia.

• When we blush, the lining of our stomach also reddens.

• Some individuals can recall almost every day of their lives in extreme detail, a condition known as hyperthymesia.

• The loudest recorded snore reached 111.6 decibels, which is about the same loudness as a chainsaw.

• Some people will instantly repeat what another person has said, a condition known as echolalia, often associated with conditions like autism and Tourette syndrome.

• In a lifetime, the average person produces about 25,000 quarts of saliva, enough to fill two swimming pools.

• Most humans have three types of color receptors, but some people (often women) have four, potentially allowing them to see additional colors.

• People often reason more wisely about other people’s problems than their own, a phenomenon referred to as the Solomon Paradox.

• With Alien Hand Syndrome, people can have one hand which functions involuntarily, with that person being completely unaware of its actions.

• Do you have Cotard’s Delusion? It’s a rare psychological disorder where individuals believe they are dead, decaying, or have lost body parts.

• How about Misophonia? Some individuals experience strong negative emotions, such as rage or fear, when hearing specific sounds, such as chewing or pen clicking.

• Tonic Immobility, which is sometimes referred to as “playing dead”, is a state in which individuals cannot move and are unresponsive to external stimuli. This can sometimes happen in traumatic situations.

• Derma Optical Perception: There are reports of some individuals being able to “read” using their skin, although these claims are highly controversial and not widely accepted by the scientific community.

• Remember the one above about getting people to do small things first, which then makes them more willing to do larger things? Did you know that I have a Patreon page where you can financially support the channel? Just sayin’.

• Stendhal Syndrome: Some individuals experience rapid heartbeat, dizziness, or even hallucinations when exposed to art, particularly when the artwork is particularly beautiful or has personal significance.

• After a brain injury, some people begin to speak their native language … with a foreign accent.

• Pica is an eating disorder characterized by the consumption of non-food substances over a period of at least one month. People might eat things like dirt, paper, or hair.

• People with Exploding Head Syndrome hear loud imaginary noises, such as a bomb exploding or a gunshot, when falling asleep or waking up.

• Do you have Olfactory Reference Syndrome? Individuals with this condition mistakenly believe they emit a foul odor.

• How about Alice in Wonderland Syndrome? This neurological condition makes the sufferer perceive objects (including their own body parts) as either larger or smaller than they actually are.

• Erythrophobia is a fear of blushing. People with this condition will go to extreme lengths to avoid situations where they might actually blush.

• Have you ever had a baby grab hold of your finger? That grasp reflex is believed to be a vestigial reflex, from when infant primates held onto their mother’s fur.

• Masochism is a psychological phenomenon where an individual derives pleasure from their own pain or humiliation.

• A Third Nipple: Also known as a supernumerary nipple, it’s a condition where an individual has more than two nipples. Although these additional nipples may not be fully formed.

• Aphantasia is where some people can’t voluntarily produce visual images in their mind, meaning they can’t “picture” things mentally. And yea, I know this one from experience.

• Individuals with Mirror-Touch Synesthesia feel the same sensation that another person feels just by observing them.

• Body Dysmorphic Disorder is a psychological disorder where individuals obsess over perceived defects or flaws in their appearance which to others might be minor or not even observable.

• Taking a large dose of the erectile dysfunction drug Viagra can cause a man’s vision to have a blue tint.

• If you have Frégoli Delusion, you believe that different people are in fact the same person in various disguises.

• People with natural red hair are often found to be more sensitive to certain types of pain and less sensitive to others. For instance, they might require more anesthetic during surgery.

• Some people bite or chew on their own body, whether it’s biting their nails obsessively or even biting their skin. This is called Autophagia.

• Cherophobia is the fear of happiness. Some people are afraid of being too happy because they believe something bad will happen afterward. So it’s better not to tempt karma.

• Hypertrichosis is a rare condition where people have excessive hair growth, which can be all over the body or in specific areas. It’s also known as werewolf syndrome.

• Persistent Genital Arousal Disorder (PGAD) is a condition where individuals experience persistent arousal without any sexual desire. I’m just leaving this one here without further comment.

• Nictitating Membrane: Some people have a visible third eyelid, a remnant from our evolutionary ancestors.

• Othello Syndrome: A psychological disorder where a person believes their partner is unfaithful, even when there’s no evidence.

• In the mid-20th century Soviet Union, banned Western music was smuggled into the country on discarded X-ray films, turning bones into musical records.

• There are two primary types of earwax - wet and dry. Which kind you have is actually determined by genetics.

• Jumping Frenchmen of Maine: This is a disorder where people exhibit an exaggerated startle reflex. It was first observed in Maine’s lumberjack community in the 19th century.

• Hikikomori: A phenomenon in Japan where individuals, mostly young men, withdraw from society and spend months or years in their homes.

• Some people who are clinically blind due to damage to their visual cortex still have a form of unconscious sight called blindsight. They can’t consciously see objects but can sometimes “guess” information about them, like their location or movement.

• Mirror Agnosia is a cognitive disorder where individuals are unable to understand and use mirrors properly. They might try to reach for objects in the mirror as if they are real and often fail to recognize their own reflection.

• Jamais Vu is the opposite of déjà vu. It’s the feeling that something familiar is suddenly being perceived as unfamiliar or new. For instance, a common word might suddenly seem strange or foreign.

• In Morgellons Disease, sufferers believe that they have fibers, threads, or other foreign particles coming out from their skin, often accompanied by itching and skin rashes. 

• Grapheme-Color Synesthesia: Individuals with this condition will see specific colors when they think of, hear, or read certain numbers or letters, regardless of the actual printed color.

Out of these 68 “Weird Facts”, I actually have two. How many describe you?

Thanks for supporting the channel.  Be sure to keep an eye out for the next video, it’s going to be a good’un!

~ Rick