Jeffrey Spang, MD, an expert at the University of North Carolina School of Medicine, explains how you can develop a long-term, healthy approach to exercise.
杰弗里·斯潘医学博士是北卡罗莱纳大学医学院的专家，讲解了如何进行长期而健康的锻炼方法。
Instead, they've found that a person's mindset and personal beliefs about willpower determine how long and how well they'll be able to work on a tough mental exercise.
相反，他们发现一个人的精神状态和个人对意志力的观点决定了他们在费力的脑力劳动方面工作时间的长久和效果的好坏。
The simple exercise of sitting down and standing up again without holding onto anything, could suggest how long you have to live.
不搀扶任何东西，坐下再站起来。从这一系列简单的动作就能预测你的寿命。
The simple exercise of sitting down and standing up again without holding onto anything, could suggest how long you have to live.
不搀扶任何东西，坐下再站起来。从这一系列简单的动作就能预测你的寿命。
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