Fitness trackers are useless, even for a former pro athlete

I still don't have much help with my workouts here.Image: bob al-greene/mashable Fitness wearables are useless for me, and that’s a bad sign for companies who hope to make a real connection with people who exercise regularly. I’m not just some schlub writer trying to break away from my work desk that doesn’t know a barbell from a dumbbell, after all. I’m a former professional athlete who played a season…

August 5, 2017
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The evidence that football causes fatal brain disease just got even more damning

The brains of 110 out of 111 former NFL players had the degenerative brain disease.Image: Szagola/AP/REX/Shutterstock When you sign up to play football, you know there’s a chance you might get hurt. A new study, however, appears to confirm that for players who reach the highest levels of the sport, “chance” might be substantially higher than previously estimated, and the concept of “hurt” might be better understood as “sustaining potentially…

July 27, 2017
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Oxygen therapy brings ‘remarkable’ turnaround for toddler who fell in pool

(CNN)Eden Carlson’s story might be one in a million. “We’re stimulating growth of tissue and inhibiting inflammation and stopping cell death,” said Dr. Paul G. Harch, clinical professor and director of hyperbaric medicine at LSU Health New Orleans School of Medicine. See the latest news and share your comments with CNN Health on Facebook and Twitter. Ultimately, Sempsrott said, Eden’s story is “remarkable” and one he hopes can be reproduced,…

July 22, 2017
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Why are these countries the most obese? Walking is just one reason

(CNN)The world is in the middle of a major obesity epidemic, and current trends indicate that it’s only going to get worse. There are, however, pockets of the global population who remain somewhat unaware of this public health crisis, despite the growth of waistlines all around them, and this lack of awareness is just one of the underlying problems, according to Frank Hu, professor of nutrition and epidemiology at the…

July 14, 2017
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Sixth mass extinction: The era of ‘biological annihilation’

(CNN)Many scientists say it’s abundantly clear that Earth is entering its sixth mass-extinction event, meaning three-quarters of all species could disappear in the coming centuries. That’s terrifying, especially since humans are contributing to this shift. But that’s not even the full picture of the “biological annihilation” people are inflicting on the natural world, according to a study published Monday in the Proceedings of the National Academy of Sciences. Gerardo Ceballos,…

July 11, 2017
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