Some years ago when I joined a workout class at a health club, I was surprised to find a good number of middle-aged ladies enrolled in it too. Sure, they were interested in losing a few inches here and there, like everyone else, but they had been instructed by the doctors to exercise in order to manage the post-menopausal effects and disorders, such as joint pains. They are the lucky and enlightened few who realise that many of the physical problems they are going through is due to menopause…