Mental Floss

HEALTH

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Feeling Down? Lifting Weights Can Lift Your Mood, Too

Resistance training can improve symptoms of depression, according to a new study—regardless of how strong you get.

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The Best Way to Wipe Your Butt, According to the Experts

We get to the bottom of it.

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Canine Flu is On the Rise: Here's What You Should Know

Don't worry, you can still pet your coughing puppy for now.

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Dallas/Fort Worth Airport Now Has Its Own ER

The fully equipped emergency facility can treat passengers, employees, and general public walk-ins.

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KFC Is Rolling Out Vegetarian 'Chicken'

The Colonel is cutting back on calories—and meat.

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'Hotel Influenza' Will Pay You $3500 to Come Get the Flu

You'll get the flu virus shoved directly up your nose, but you'll also get $3500 shoved directly into your pocket.

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The Cold Truth About Dairy-Free 'Ice Cream'

You still shouldn't eat the whole pint.

World Cancer Research Fund/American Institute for Cancer Research

This Interactive Chart Shows How Your Lifestyle Can Change Your Cancer Risk

Here's an easy guide to what the evidence actually shows when it comes to cancer risk.

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Don't Be So Quick to Trust Companies That Claim to Know Your 'Cellular' Age

At-home telomere tests are available online, but proceed with caution.

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When Susan Powter Tried to Stop the Diet Insanity

"If you can't pronounce it," the wellness guru told her followers, "don't eat it." Then she just disappeared.

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20 States With the Highest Rates of Skin Cancer

Floridians in particular should stock up on sunscreen.

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Broccoli Coffee Is Here

Greens and caffeine. Yummy.

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Why Spin Class Could Be Damaging Your Hearing

Loud music is great for morale, but not so great for your ears.

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Brush Away Your Sniffles With New Allergy-Fighting Toothpaste

Relief may soon be a quick rinse away.

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The FDA Just Issued a Warning About 'Sunscreen Pills'

Don't get burned.

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13 Things to Know About DNA Testing Kits

How to interpret them correctly, how accurate they are, and what's next on the horizon.

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AI May Be Better at Identifying Skin Cancer Than Human Doctors

But don't expect it to replace dermatologists anytime soon.

Kena Betancur, AFP/Getty Images

Want to Live as Long as an Olympian? Become a Chess Grandmaster

Checkmate, death.

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The CDC Makes It Official: Public Pools Are Disgusting

From 2000 to 2014, a number of "diarrheal incidents" led to thousands of pool-goers getting sick.

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Sleeping In on Weekends May Help You Catch Up on Sleep After All

The new study could change the way we think about sleep debt.

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People With Type A Blood Are More Prone to Severe Diarrhea

Beware of buffets.

Phil Walter, Getty Images

How Michael Jackson's Dancing Defied the Laws of Biomechanics

The entertainer's much-imitated dance moves pose challenges for neurosurgeons.

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Scientists May Have Pinpointed How Much Exercise Your Heart Needs to Stay Healthy

It's probably much less than you thought.

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The First Shot to Stop Chronic Migraines Just Secured FDA Approval

And you only need to get it once a month.