Or investigate interval training, where you punch up the intensity for a short periods of time between more moderate exercising.

或者研究间隔性训练，你计下每段短时间的强度练习，比中等练习更好。

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HIIT. Short for High-Intensity Interval Training, HIIT is all the rage in many exercise circles, because of studies showing that it's good for fat-burning and you can get a good workout in less time.

高强度间歇训练。这种训练在很多训练周期中都有，因为研究发现这种训练可以促进脂肪燃烧，你可以在更短的时间内达到很好的训练效果。

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Interval training, where you run hard for a period of time and then cool down for another interval, is a good way to push the pace without pushing it for the entire run.

间隔锻炼，就是你拼命跑一段时间，然后冷却一段时间，这是一个好的推进速度方法，没有逼迫整个过程。

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The prescriptions are tough vigorous exercise six days a week but they provide useful tips on the balance of exercise between aerobics and strength building, and the importance of interval training to avoid burnout and build endurance.

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Ultimately, the proliferation of interval training and other high-intensity protocols has saved a lot of time and burned a lot of fat for fitness enthusiasts worldwide.

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On the other hand no diet alone, restriction diet or otherwise, will double lifespan. (See further below.) Media focus on caloric restriction diets is for the sole purpose of diverting attention from megadoses of antioxidants, especially Coenzyme Q10, combined with interval training and no meat in the diet and the daily inclusion of oatmeal, an approach which can indeed double lifespan.

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