I am by no means a health nut. I like gentle exercises: pilates, yoga, swimming... does strolling count? I do fall off the pilates wagon every once in a while and can go through lengthy periods of times without "exercise", but console my inner couch-potato by reminding myself that I have a fairly physical job. But over the weekend, I felt physically unfit for the first time in as long as I can remember... whilst folding a double batch of macarons. Due to an unintentional baking hiatus, I…