November 1990: How tapering can improve performance; New research into carbo-loading; Do athletes lose weight faster?; How to prevent cramp; The facts about iron and sports anaemia; Can exercise reverse hardening of the arteries?: Low-mileage stress fractures; the connection between menstruation and bone density; how training can boost immunity; Warm-ups and muscle soreness; The facts about magnesium supplements; How caffeine can boost performance