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5 Fitness and Health Myths Busted by Science

Simple tips for a healthy life.

International health coalition pledges up to $25 million for Nipah vaccine

Nipah has been claiming a lot of lives this week. The world is trying to make sure it won't claim more.

Hot cars left in the sun reach temperatures deadly to infants in under an hour

Don't judge. Forgetting about babies in the car could happen to anyone.

Never skip leg day: study finds hind leg inactivity causes neurological problems in mice

Physical exercise is critical to brain health.

Help win the war (for our planet) by planting a Climate Victory Garden

Fighting climate change is as easy as growing some food!

Black lung disease makes resurgence among US coal miners

Coal workers' pneumoconiosis (CWP), commonly called black lung disease, is caused by long exposure to coal dust and can have devastating consequences.

Most common type of childhood leukemia is partly due to lack of exposure to microbes during infancy

After a century-long debate, doctors think they finally know what's causing ALL.

An egg a day keeps the doctor away -- but only in a healthy diet

Eggs are good for you, just don't eat too many.

Quitting smoking is very good for you. Cutting back, not so much

Even a single cigarette can be very bad for you.

Just two days of night-shift alter the activity of more than 100 blood proteins

Night workers beware.

Mediterranean diet may reduce negative effects of air pollution

Want to help your body fight pollution? Cut down on the meat and dairy, eat some more fruits and veggies!

Want to keep a young heart? Try exercising 4-5 times a week

If you want to maintain a healthy and young body, you'd best start working.

Mosquito saliva can affect your immune system up to a weeks

Guess what: one more reason to hate mosquitoes.

Learning music or a foreign language can help your brain be more efficient

If you want to train your brain, consider starting with music or a foreign language.

Major depression in men makes couples less likely to conceive

Depression can make both men and women infertile.

Healthy diet may prevent brain shrinkage in older adults

Eating a balanced diet of fruits and veggies staves of brain aging and cognitive decline.

Overeager immune system cells may be to blame for multiple sclerosis

Fortunately, they're hot on the heels of the mechanisms that allow them to affect brain cells.

Methicillin-resistant Staphylococcus aureus (MRSA) uses our body's fats to ward off treatment

Sneaky little bacteria!

How different stages of sleep work together for creative problem solving

Even the toughest problems cand find a solution in our sleep.

A fiber-rich diet can protect against the flu

The bottom line: eat more fiber.

Australia's 'Man with the Golden Arm' retires after saving 2.4 million babies -- urges people to "break his record"

A rare antibody his body produces made his blood priceless to doctors.

Growing up in poverty affects the structure of the brain -- even in adult life

The correlation stood even for people well above the poverty line.

World Health Organization: We need to ban trans fats within the next five years

It's a very important plan -- here's hoping it succeeds.

Alcohol and tobacco, not illegal drugs, are the biggest threat to human health

Put that cigarette down, and forget that extra beer.

Deadly fungus threatening to wipe out amphibians around the world traced to Korea

The East Asian pet trade of amphibians needs to be halted at once, according to the researchers.

Stress may be our hidden weapon against anxiety disorders, new research suggests

Silver linings!

Probiotics and breastfeeding help fight antibiotic resistance in children, study suggests

Results are promising, but keep in mind that the benefits of probiotics are oversold and exaggerated.

Woman's runny nose lasted for two years, turns out it was a freaking brain fluid leak

She spent a lot of money on tissues...

Scientists find a potential cure for baldness

An old drug originally meant to treat osteoporosis could help millions get hair back.

Ultrasonic attacks are unlikely, but exposure to ultrasounds is unhealthy

Keep an eye out -- I mean, an ear out, for ultrasounds.

Prolonged exposure to Los Angeles Bay air induces dangerous mutations in the brains of rats

Inflammation and cancer-related gene expression was overcharged by exposure to particulate matter in city air.

What causes cavities and how to spot tooth decay

How long has it been since your last checkup?

HIV sexual transmission recorded live as the virus crosses the genital mucus membrane

It's strangely beautiful, even though we're talking about a dreaded pathogen.

UK millennials would happily sow, reap, and eat GMOs -- unlike older generations

GMOmnomnomnom.

Mock lunar dust kills cultured cells, alters DNA -- raising concerns about the real thing's toxicity

Dust 2.no.

Women prefer more masculine male faces no matter their own fertility

Good news for macho men.

Scientists play classical music to fancy crocodiles, then scan their brains

These have got to be the most cultured crocs.

Eggs aren't really bad for your heart, despite common misconceptions

Just don't go crazy with the omelettes!

Almost 40% of people aged 65 to 80 are sexually active, but few are open about it

Older people have sex too, but they don't talk about it to their doctors, which may be a problem.

Oysters, Olympics, Ocean liners and Outbreaks

Norovirus is a silent killer, being one of the most dangerous bugs out there.

Gray hair linked to immune system activation in mice

This may explain why some people experience premature hair graying.

Fasting can help stem cells in the intestine to regenerate

They are fast to heal.

More than just relaxation: Frequent sauna bathing reduces risk of stroke

Saunas are good for your heart, science suggests.

Science shows what's the best time to learn a foreign language

You shouldn't let this discourage you though.

Want to remember your dreams? Try taking Vitamin B6, new study suggests

A hitchhiker's guide to remembering your dreams -- and your lucid dreams.

Five simple lifestyle habits could improve your life expectancy by over a decade

Five things can help you live longer and be healthier.

Egotists' brains just don't care about the future, affecting their choices in life

"Whether the consequences of our choices for ourselves and others are visible immediately or will only materialize in the future, we need to integrate them into our considerations when deciding," the paper's abstract reads.

The UK royal "luxury" birth cost less than the average US birth

A story of royalty and overpriced healthcare.

These people recreated an ancient Roman beer, and here's what they learned

Spoiler alert: it was pretty good.

3D printing could revolutionize how we eat

The future is here, and it's knocking on our doors.

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