There's always a distinct shift between August and September in the UK. Perhaps more than in any other two adjacent months. A change of light, chillier mornings and evenings, and the turning colours of the trees. After this unprecedented summer heat, many of you will be glad. It's a vivid reminder that we are a country of four seasons, with all the changes and compensations which each brings. Just like our own bodies, nature is constantly changing. For some, September herald