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无论年轻还是年长的女性都希望自己拥有一双修长而健美的腿。那么,我们首先应当知道,腿的粗细主要是由腿部肌肉群的大小和皮下脂肪的多少所决定的。肌肉的体积大、脂肪多,腿就粗。要想使双腿变得修长,就应采用慢速度、长时间的耐力性运动方法进行锻炼。这种运动方法,主要是锻炼腿部的慢肌纤维。慢肌纤维在收缩时速度慢、力量小;但其耐久力好,能长时间工作。慢肌纤维的横断面小而修长,周围的毛细血管丰富,氧化脂肪的能力强。如果每天能坚持进行较长时间的慢跑、走路等锻炼,慢肌纤维就会使双腿由粗变细,外形修长而匀称。
Both young and older women want to have a pair of slender and fit legs. Well, we should first of all know that the thickness of the leg is mainly determined by the size of the leg muscles and the amount of subcutaneous fat. Muscular volume, fat, thick legs. To make your legs slender, you should use the slow, long endurance exercise methods for exercise. This exercise method is mainly to exercise the slow muscle fibers of the leg. Slow muscle fibers in the contraction of slow, low power; but its durability is good, can work long hours. Slow cross-section of small muscle fibers and slender, rich in capillaries around the strong ability to oxidize fat. If you can insist on a long time each day jogging, walking and other exercise, slow muscle fibers will make legs from thick to thin, slender shape and symmetry.