Did I tell you that my youngest son is in his last year at Leeds university? We went to visit him there a couple of weeks ago. On the Saturday he took us to visit Harrogate, which used to be a spa town. The sick from all around the country used come to Harrogate to take ‘The Cure’ which involved all sorts of aqua-therapies, including the needle-jet showers. Cold showers used to be very popular and all sorts of health benefits were claimed, perhaps most cruelly by PE teachers of old, forcing their pupils through cold communal showers! Not surprisingly, cold showers have gone out of fashion. But seeing the needle showers got me thinking……..