Jennifer Aniston’s favoured fitness regime is “effective at improving strength and balance in women during and post-menopause”, according to a new study.Academics from the University of Exeter set out to examine whether Pvolve – an at-home low-impact resistance exercise programme – could improve strength,

It's expensive, and looks gimmicky, but the actress's pilates style workout - backed by a study this week - is ideal for mid-life women