I'm at the phase of my musical career where my desk routine is mostly stretching against RSI injuries. But even back in the day, nothing but hours on the instr

I'm at the phase of my musical career where my desk routine is mostly stretching against RSI injuries. But even back in the day, nothing but hours on the instrument ever helped my hand strength. The motor skills are just too fiddly and specialized-- you lift, you row, et cetera, mostly I found I played worse.