I'm not sure why this is only clicking for me now, as a person with chronic fatigue who always, invariably, gets really winded by about 300m no matter how regul

I'm not sure why this is only clicking for me now, as a person with chronic fatigue who always, invariably, gets really winded by about 300m no matter how regularly or how much I jog, and finds any strength exercise to be incredibly aversive after very similar amounts of exertion regardless of all other variables... agh.