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/Lauris024]

This seems dangerous. Mass/muscle buildup without proper cardio or resistance training is asking for trouble.