science
The science of staying young, healthy, and in-shape.
The Silent Killer in Your Medicine Cabinet: Why Calcium Supplements Might Be Slowly Destroying Your Health
Introduction: The Supplement We Thought We Understood Every day, millions of people take calcium supplements in the hope of protecting their bones, preventing fractures, and promoting long-term health. It’s a routine so common, few stop to question it. After all, calcium is vital—right?
By Rukka Novaabout a year ago in Longevity
A Key to Longevity.
Autophagy _ The Body’s Natural Detox and Renewal Process. The human body is a remarkable machine capable of self-repair and regeneration. One of its most fascinating processes is autophagy, a natural mechanism where the body cleans out damaged cells and regenerates new, healthier ones. The term autophagy comes from the Greek words "auto" (self) and "phagy" (eating), meaning "self-eating."
By Saddam Hossen about a year ago in Longevity
Any type of cannabis use is directly associated with a high risk of heart disease.
It has long been argued that marijuana is a safer option than regular cigarettes. It is considered by some to be a safe stress reliever that poses fewer risks than tobacco products. That premise is called into question by evidence from a recent study. Senior author Matthew L. Springer, PhD, and first author Leila Mohammadi, MD, PhD, of the University of California, San Francisco, spearheaded the study.
By Francis Damiabout a year ago in Longevity
The Science of Better Sleep
The Science of Better Sleep: A Story of Rest and Rediscovery It was 3:17 a.m. again. Ella stared at the ceiling, her mind buzzing with half-finished thoughts, old conversations, and tomorrow’s to-do list. Her body ached for rest, but her brain refused to cooperate.
By FAIZAN AFRIDIabout a year ago in Longevity
The Human Ability To Recover
Many People are Struggling in Today's World. Sickness Spreads Rampantly. Feebleness Seems to be Becoming the New Norm. There is a Higher Reliance on what I would Consider Band-Aids and Crutches, which were Never Designed to Solve Anything.
By H.E. Dr. Cody Dakota Wooten, COIE, DFM, DHMabout a year ago in Longevity
How Smiling (Even Fake) Can Trick Your Brain into Being Happier
You might think a smile needs to be genuine to matter. That unless it bubbles up from true joy, it’s just a hollow gesture. But science suggests something surprisingly powerful: even a fake smile—one you force onto your face—can actually trick your brain into feeling happier. It's not magic or wishful thinking; it's biology, and it starts with how your brain and body talk to each other.
By Noman Khan about a year ago in Longevity
The astonishing presence of "time mirrors" is confirmed by physicists.
For decades, theoretical physicists have cast the idea that time reflection, also known as the "time mirror," can one day be demonstrated in real experiments. This idea seemed too big and wild, but it has repeatedly appeared in serious discussions about quantum mechanics.
By Francis Damiabout a year ago in Longevity
How Sleep Washes Your Brain Like a Car Wash Every Night
You slip under the covers, close your eyes, and drift into unconsciousness. On the outside, nothing seems to be happening—just another night of sleep. But inside your skull, something extraordinary is underway. Your brain is getting a deep clean, like a car rolling through a high-powered wash. It’s not just resting. It’s scrubbing, rinsing, and flushing out waste that could otherwise cloud your thoughts, affect your memory, and even contribute to diseases like Alzheimer’s. Sleep isn’t just rest—it’s essential brain maintenance.
By Noman Khan about a year ago in Longevity
The Nicotine Paradox: Could This Demonized Compound Actually Boost Your Brain?
For decades, one word has stood at the intersection of addiction, disease, and moral panic: nicotine. Just hearing it might conjure images of yellow teeth, chain-smokers in alleyways, or anti-smoking PSAs with blackened lungs. Society made its verdict, and nicotine was guilty by association.
By Rukka Novaabout a year ago in Longevity
15 Mind-Blowing Human Body Facts You’ve Never Heard Before (Part 7)
Just when you think the human body couldn’t get any weirder — it does. These 15 *brand new* facts reveal more secrets, quirks, and superpowers hidden in plain sight. No repeats. No fluff. Just raw, strange science that proves you’re more fascinating than you think. --- **1. Your eyes can distinguish around 10 million different colors.** That’s not an exaggeration — your retina contains millions of cones that respond to different wavelengths. And in rare cases, some people (especially women) can see **even more** due to an extra type of cone. --- **2. You’re taller in the morning than at night.** Gravity compresses the cartilage in your spine throughout the day, making you up to **1 centimeter shorter** by bedtime. You literally shrink as you go about your day. --- **3. Your teeth are the only body part that can’t repair themselves.** Every other tissue in your body can heal — even your bones. But teeth? Once damaged, they’re done for unless fixed artificially. --- **4. Some people have bones in their throat that vibrate like speakers.** The **hyoid bone** in your neck doesn’t connect to any other bone — and it plays a major role in speech. It's one of the reasons only humans can speak complex languages. --- **5. Your heart creates enough pressure to squirt blood over 30 feet.** Each beat pushes blood through your body with incredible force — especially during moments of high adrenaline. --- **6. Humans shed around 30,000 to 40,000 skin cells every minute.** That’s millions per day. In fact, most of the dust in your home is made up of dead skin. You’re basically *everywhere*. --- **7. Your body carries enough fat to make seven bars of soap.** While that might sound odd, fat is dense and energy-rich — even a lean adult has several pounds of it stored internally. --- **8. Your digestive system is basically a long tube that starts at your mouth and ends at your anus.** It’s over 30 feet long and twists through your body like a living factory — processing, absorbing, and pushing out waste. --- **9. Human bones are five times stronger than steel by weight.** Your femur, in particular, can withstand around **1,800 to 2,500 pounds** of force. That’s stronger than concrete. --- **10. You have tiny mites living on your face.** They're called **Demodex** mites, and they live in your pores, mostly around your eyelashes and nose. Almost all adults have them — and they’re harmless. --- **11. The brain can survive for 5–10 minutes without oxygen.** After that, permanent damage begins. This is why CPR and immediate oxygen supply are critical in emergencies. --- **12. The average human produces 1 to 1.5 quarts of saliva every day.** That’s enough spit to fill **two medium-sized soda bottles** every 24 hours. Saliva plays a major role in digestion and oral health. --- **13. Your belly button is home to thousands of bacteria — and every person’s is different.** Some scientists have found over **2,300 different species** across volunteers. It’s basically a microbial jungle in there. --- **14. You generate electricity.** Your nerves and muscles use tiny electric impulses to function. The average body runs on about **100 millivolts** — not enough to charge your phone, but enough to power your every move. --- **15. You can smell rain — even before it arrives.** The scent is caused by a chemical called **petrichor**, released from soil when moisture hits it. Some people can detect it **before** the rain falls, due to air pressure changes carrying the particles. --- **Final Thoughts:** Your body is full of unexpected abilities, hidden ecosystems, and ancient evolutionary leftovers. The more we study ourselves, the more bizarre it gets — and we’re *still* uncovering new facts every year. If this blew your mind, stay tuned for **Part 8** — because the strangeness? It’s just getting started.
By SHADOW-WRITESabout a year ago in Longevity
