About the SA Blog Network  


Posts Tagged "exercise"

@ScientificAmerican

The Basics of Good Health Is the Subject of New E-Book–Eat, Move, Think: Living Healthy

Eat, Move, Think: Living Healthy

While many of us strive to live healthy lives, the task can be daunting and the information overwhelming. Should we be more concerned with our diet or with keeping our weight down? How important is exercise? What kinds of diseases should we really be worried about? In this eBook, “Eat, Move, Think: Living Healthy,” we’ve [...]

Keep reading »
Guest Blog

Can sitting too much kill you?

We all know that physical activity is important for good health—regardless of your age, gender or body weight, living an active lifestyle can improve your quality of life and dramatically reduce your risk of death and disease. But even if you are meeting current physical activity guidelines by exercising for one hour per day (something [...]

Keep reading »
Observations

Some Barefoot Runners Tip Orthodoxy Back on Heels

barefoot running rear foot strike

Barefoot, five-finger, super-minimal, zero-drop. Whatever joggers embrace as the approach-du-jour for improving form, most of these trends stem from one physiological principal: people who grow up running sans footwear—the way our ancestors did for hundreds of thousands of years—run by landing on their fore- or mid-foot. A new study finds, however, that not all habitually [...]

Keep reading »
Observations

Early Childhood Obesity Rates Might Be Slowing Nationwide

early childhood obesity decrease

About one in three children in the U.S. are now overweight, and since the 1980s the number of children who are obese has more than tripled. But a new study of 26.7 million young children from low-income families shows that in this group of kids, the tidal wave of obesity might finally be receding. Being [...]

Keep reading »
Observations

Dana Vollmer’s Butterfly Stroke Features Dolphinlike Moves [Video]

U.S. swimmer Dana Vollmer’s record-setting performance in London in the 100-meter butterfly is sure to be a model for aspiring Olympians. Vollmer’s edge in butterfly competition comes from her uncanny ability to closely mimic the underwater undulation and kick of nature’s greatest swimmer—the dolphin. The 24-year-old Syracuse, N.Y., native worked with a team of motion-capture [...]

Keep reading »
Observations

Statins Are Linked with Fatigue

statins fatigue energy exertion

Cholesterol-lowering statins have been credited with preventing countless heart attacks among at-risk adults. More than 20 million U.S. adults now take statins daily, making them some of the top-selling drugs of all time. Recent research, however, has indicated that they might sometimes contribute to cognitive problems, such as confusion and memory loss. And new findings [...]

Keep reading »
Observations

Ultra Marathons Might Be Ultra Bad for Your Heart

extreme endurance exercise heart

If getting some exercise is good for you and getting lots is even better, then hours upon hours of intense exercise must be best, right? Perhaps not. Many people feel obligated to hit the gym or the trail every now and then to help keep off the extra pounds. But people who run ultra marathons [...]

Keep reading »
Observations

U.S. Cancer Rates Could Be Cut in Half Today Based on What’s Already Known

doctor writing

More than half a million people died from cancer in the U.S. in 2011. We have many astounding advances in medicine to thank for that number not being higher. But that grim figure could also be a lot lower even without a breakthrough drug for breast or lung cancer. In fact, more than 280,000 of [...]

Keep reading »
Observations

Risk of Heart Disease Underestimated, Researchers Say

Heart disease is the leading killer in the U.S., and more than 27 million Americans currently have a cardiac condition. But what is your risk of developing heart disease at some point in your entire life? It might be a lot higher than you think, according to a new paper published online Wednesday in The [...]

Keep reading »
Observations

How Exercise Might Help Our Cells Help Us

In addition to helping us get fit, exercise seems to play a disproportionate role in fending off chronic diseases, such as diabetes. A new study suggests how activity on the cellular level might be keeping us healthy when we get activity on the macro level. The process in question is autophagy, a series of actions [...]

Keep reading »
Observations

Newly Discovered Hormone Boosts Effects of Exercise, Could Help Fend Off Diabetes

Hormones aren’t just for sex—they help control everything from the times when we feel hungry to the timing of our heart beats. Dozens have been described, but there is now a new one on the scene. It might help explain some of the health benefits of exercise and point the way to preventing obesity and [...]

Keep reading »
Observations

Translating Calorie Counts into Exercise Equivalents Leads to Healthier Choices

By mid-2012, coffee shops and burger joints across the country will be required to prominently display nutritional information about their food products. Many of the larger franchises are already doing this. But does knowing the number of calories in a caramel latte make you more likely to choose a fat-free coffee? Unfortunately, no—most studies have [...]

Keep reading »
Streams of Consciousness

Do Music Lessons Make You Smarter?

Practice makes progress, if not perfection, for most things in life. Generally, practicing a skill—be it basketball, chess or the tuba—mostly makes you better at whatever it was you practiced. Even related areas do not benefit much. Doing intensive basketball drills does not usually make a person particularly good at football. Chess experts are not [...]

Keep reading »
Streams of Consciousness

The Education of Character: Jumping Jacks for the Mind [Video]

One of the hardest aspects of school for young children is in some ways the simplest: sitting still. Recess is the time worn antidote to such restlessness. But regular physical exercise is also generally important to academic performance—and not just for young students. It can help boost various types of cognition in kids into the [...]

Keep reading »
Streams of Consciousness

Success in 7 Short Steps

girl writing in journal

People who succeed in their jobs and in life are typically blessed with a special blend of four qualities: efficacy (self-confidence), resilience, hope and optimism. This mental confection, which scientists call psychological capital, reflects our capacity to overcome obstacles and push ourselves to pursue our ambitions. Not surprisingly, having lots of it is linked to [...]

Keep reading »

More from Scientific American

Account Linking

Welcome, . Do you have an existing ScientificAmerican.com account?

Yes, please link my existing account with for quick, secure access.



Forgot Password?

No, I would like to create a new account with my profile information.

Create Account
X