't like it. I know a 50+ year-old who taught over-50s aerobics who complained that post stretching caused knee pain. – Craig LlewellynI'm 37 and I've been running seriously for five years – several marathons, half marathons and other races – and I have
, and partly for general health reasons. But I feel sluggish and my work is suffering. Is there really a point to this caffeine-free lark?" – Jane Hoskyn aka e17 pixieYour best answersResensitising really works, so brave it outI abstain from caffeine now
