不管春夏秋冬,只要您走进公园或居民小区的健身器械场地,经常能看到有老年人在利用器械健身。每逢这个时候,我也自然加入其中,给老年朋友讲解示范符合人体科学的知识和动作。有一种被老年朋友称之为“杠腿”的运动,大家都喜欢做。然而,您知道吗?这种“杠腿”的动作极不科学,长期做下去,定会损害腿部血管,危害极大。“杠腿”就是用一条腿站立,把另一条腿放在杠子上循环往复做摩擦运动。这种动作能起 Regardless of spring, summer, autumn and winter, as long as you walk into the park or residential area of ​​fitness equipment, often can see the elderly in the use of fitness equipment. At this time of each and every time, I naturally join in to explain to the elderly friends demonstration of human science knowledge and action. There is a movement called “Legs” by an elderly friend who likes to do it. However, do you know that this kind of “lean leg” action is very unscientific, long-term doing it will certainly damage the leg blood vessels, which is extremely harmful. “Legs” is to stand with one leg, the other leg on the lever cycle friction reciprocating motion. This action can play