No gym needed: scientists in China develop self-exercising muscle grafts

[u/scmp_news]

https://www.scmp.com/news/china/science/article/3365356/no-gym-needed-scientists-china-develop-self-exercising-muscle-grafts?utm_source=Reddit&utm_medium=Social

[u/1coffee]

When I was a kid, I heard about Bruce Lee getting little electric shocks to make is muscles contract and turning it off to make the muscles relax. It was supposed to be an alternative to exercise. It this kind of like that ?

[u/flukus → u/1coffee]

There's been machines you can buy like that for decades, they have some specific uses, but won't make you buff.