When I was a teenager, a dislocated knee cap meant that I was unable to get any exercise for many weeks. What shocked me was how rapidly my thigh muscle shrank through lack of use. Later on I had to do a lot of exercises with a weighted shoe to build it up again. This [...]

There is a big temptation to take less exercise as we get older; it all seems to take so much more effort. I certainly noticed this as I turned 60 and it seems to be a mental thing rather than anything to do with waning strength. In fact, seniors should be doing more suitable exercise [...]