Why my ankles are on fire

Hard to believe I know, given the absence of any residual physical evidence, but I used to be a bit of a gym rat. No, really. Not for very long, admittedly, and to nothing like the obsessive extent of the creatine-guzzling monstrosities that you might see pictured on the cover of magazines with titles like ‘Bulge‘, ‘Musclebound’…or maybe ‘Transformers’.…