Brrrrr there's a chill wind and we put the heating on last night for the first time, just for a bit. For some reason the colder weather came as a bit of a shock to me this Autumn - thermal socks, thicker jumpers; yes, do store those sandals away now - of course, it's that time of year! Getting cold makes us react in various physical ways to protect ourselves, one of which is to hunch up and make ourselves small. We round our shoulders, pull forward and tense lots of muscles,