Extreme low-carb diet may speed aging and dull cognition, Japanese study finds

Continuing an extreme low-carbohydrate diet stringently for a long time may accelerate aging and lead to a shorter life span, according to a recent study by a group of Japanese scientists.

While pointing out that a low-carb diet is effective in reducing visceral fat and preventing blood sugar spikes, Tsuyoshi Tsuzuki, associate professor in agricultural science at Tohoku University, stressed that it “should be supervised by experts as part of medical treatment.”

In the research project, Tsuzuki and colleagues divided laboratory mice with life expectancies of about a year into three groups — one fed with a balanced diet, one with a fatty diet and one with a low-carb diet with increased protein.

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THE TRUTH BEHIND THE WORLD’S MOST CUTTING-EDGE, FAT-BURNING PERFORMANCE MEAL PLAN: THE KETO DIET

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Timothy Noakes, M.D., is an emeritus professor in the Division of Exercise Science and Sports Medicine at the University of Cape Town. While his name may not ring a bell here in the U.S., he’s a full-blown celebrity in his native South Africa and one of the most accomplished exercise physiologists on the planet. You can’t walk by a restaurant in Cape Town that doesn’t offer a “Noakes option”—say, an avocado stuffed with breakfast sausage and eggs, or a double cheeseburger with lettuce sans bun—and evidence of his teachings seems to be everywhere, mostly in the form of the nation’s best-known athletes, including ageless golfing legend Gary Player and eight-time Ironman World Champion Paula Newby-Fraser. Leer Más