Our bodies are made for being used

“You need to trust yourself, trust the hopes and not the fears, and keep going around the obstacles,” Ms. Barnea said.

“Our bodies are made for being used,” she said. “Physical fitness and activity improves brain function. Anyone who is keeping up physical activity — both the aerobic part, which is really important, and the strength and balance and flexibility — is reducing the risks and buffering the decline that is going on.”

https://www.nytimes.com/2017/08/11/your-money/senior-athletes-staying-in-shape.html?emc=eta1