Derval O'Rourke: Why you should try pilates and how to make my berry oat crumble bars

Pilates is a low-impact exercise that is designed to strengthen your muscles while improving posture, mobility and flexibility

Derval O'Rourke: "While pilates is generally regarded as a core workout, it does end up targeting the entire body."

Pilates is hardly a new activity, having been invented by Joseph Pilates more than a century ago.

A combination of social media, celebrity endorsements and a pandemic has meant a rapid growth in the popularity of pilates.