Mental Floss

HEALTH

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First reported in the 1700s, the mental disorder where people suffer the nihilistic delusion that they are dead or no longer exist, that's also called "Walking Corpse Syndrome" is still a mystery.

Matt Soniak
Cynthia Goldsmith, CDC // Public Domain

We know you’re just itching to know all about some of history’s nastiest viruses and the horrifying diseases they cause in humans.

Jessica Bloustein Marshall








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Buckingham Palace has confirmed what the British tabloids have suspected for a while: The Duchess of Cambridge is expecting. Unfortunately, Kate has also been admitted to the hospital due to hyperemesis gravidarum, or acute morning sickness—so severe that

Kara Kovalchik
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The holidays are here again. That means family, and family means listening to insane, ill-informed debates over every subject imaginable. But just because your relatives are old and probably a little crazy doesn’t mean everything they say is nonsense. Whe

M Asher Cantrell
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Imagine lying on a table in a old-school operating room. Faces stare down on you from the viewing galleries above and your leg throbs with pain from a broken bone and an infection just starting to set in. The door opens and three men in blood-stiffened a

Matt Soniak




iStock

A friend of mine recently got pinkeye. Whenever she put in her eye drops, she noticed a distinct and very unpleasant taste on the back of her tongue.

Matt Soniak


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Eye floaters—or 'muscae volitantes,' Latin for 'hovering flies'—are those tiny, oddly shaped objects that sometimes appear in your vision, most often when you’re looking at the sky on a sunny day.

Matt Soniak


istock.com/LauriPatterson

The sugars in beans are far too big to slip though the intestinal wall on their own, and our guts’ enzymatic tool kit doesn’t have the right stuff to break the big things apart into more manageable pieces.

Matt Soniak

Sledding image via Shutterstock“Put a jacket on if you’re going out there, or you’ll catch a cold.”It’s a common refrain of grandmothers all over the world. Are they right, though? Do low temperatures have anything to do with catching the common cold? Mos

Matt Soniak
istock.com/avi_gamliel

If you’re not washing it, then yeah, it can get kind of gross. Reusing an unwashed bottle or cup, even if you’re “only” drinking water out of it, puts your mouth in intimate contact with a wonderful bacterial breeding ground.

Matt Soniak


Adam's apple photo via ShutterstockTouch your fingers to the front of your throat and start humming. Feel around until you can feel vibration directly under your fingers. That’s your larynx, or voice box. It houses your vocal cords and is involved in brea

Matt Soniak


Gout can cause a most hellish pain.

Humanity spent the last hundred years virtually eradicating some of the planet’s most unpleasant diseases. But some of them have started showing up again.

Kathy Benjamin


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You’re on the weight bench. 18. 19. 20! You couldn’t lift that barbell again if someone had a gun to your head. Your arms and your chest are sizzling with a dull burn. Your muscles are fatigued, and as you try to put the bar back, your arms give out.

Matt Soniak


While the author of the Book of Proverbs remains uncertain (most likely, King Solomon wrote it), its intent is not. The book was written to share insight, and much conventional wisdom originates in its pages. Proverbs 17:22, "a merrie heart doth good like

Meghan Holohan

I've never been a lip balm user. This is because I tend to avoid things that my friends find addictive -- and I've had friends who have been, dare I say, addicted to lip balm since elementary school. After a few hours without it, they're clearly jonesin

Chris Higgins
iStock / LightFieldStudios

We all dream of having some superpower to help navigate life. Some people have those powers. Let's just hope they remember that with great power, comes great responsibility.

David K. Israel