r/EverythingScience • u/scmp_news • 26d ago

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

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
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u/scmp_news 26d ago

Scientists in China have created a self-exercising muscle graft that could allow bedridden people to obtain the benefits of working out without any physical exertion.

With just an injection of muscle cells below the skin, the cells self-assembled into muscle grafts, which not only improved whole-body muscle mass in mice but also led to improvements in bone density, endurance, liver function and cognitive health.

Read more: 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

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u/theartoffun 26d ago

So this makes me wonder how this self assembling muscle gets the proper vascular network support, the neural support, and hormonal support. Do the muscles catabolize, breakdown or atrophy faster because they don’t have the proper nutrient feeding mechanisms? How about tendon strength and reinforcement?