Last week I hurt my back. It started as a twinge, which graduated to a constant niggle, which culminated in me collapsing on the floor in pain as I tried to unpack the dishwasher. Clearly, housework is not good for you! I have spent the last few days either hobbling on crutches, crawling on the floor or lying flat on my back, with a heat pack wedged underneath me. The simplest tasks have become...
