Fitness Matters

A study from the US National Institutes of Health presents some of the most precise human data yet on whether cutting carbs or fat has the most benefits for losing body fat. In a paper published August 13 in Cell Metabolism, the researchers show how, contrary to popular claims, restricting dietary fat can lead to greater body fat loss than carb restriction, even though a low-carb diet reduces insulin and increases fat burning. Since 2003, Kevin Hall, PhD--a physicist turned metabolism researcher at the National Institute.
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Pop quiz: What exactly is a "serving size"? In a new study, just about 20 percent of people answered this question correctly, saying that serving size is how much people typically eat in one sitting. Most people incorrectly said that serving size is a recommendation of how much they could or should consume in one sitting. This lack of understanding could be a problem for the Food and Drug Administration (FDA), the researchers said. The FDA is planning to change the serving sizes that are listed on.
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One day soon, doctors may determine how physically active you are simply by imaging your brain. Physically fit people tend to have larger brain volumes and more intact white matter than their less-fit peers. Now a new study reveals that older adults who regularly engage in moderate to vigorous physical activity have more variable brain activity at rest than those who don't. This variability is associated with better cognitive performance, researchers say. The new findings are reported in the journal PLOS ONE. "We looked at 100 adults.
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We're just days away from the NFL season opener, and for some it's the best time of the year. The jerseys come out of the closet, the fantasy rosters fire up on the laptop, the grill is sizzling on high, and the coldest beers are unearthed from the bottom of the cooler. Yes, football is a staple of fall, but it's not exactly kind to our waistline. Carbs and calories from booze and delicious barbecue make our guts expand faster than Eddie Murphy from "The Nutty.
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Want to lose weight? Monitor your heart rate? Count the number of your steps you walk? Your smartphone helps you do all of these things. With various apps and advances, smartphones remove the guesswork and create fitness tools to help you take your health seriously. Over half of adult smartphone owners use them for medical and health information, according to Who Is Hosting This, which shows that tracking fitness is more than a trend. Now are you curious about what features will put the zing.
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