Moving more is great for your happiness - but many of us decide to exercise because we're unhappy with our bodies and long to change them. What should be fun and life-enhancing often becomes saturated with self-loathing.

Jessamyn Stanley identified as a "fat and awkward weirdo", who shied away from exercise until she realised that it was her own body-shaming that was holding her back. She tells Dr Laurie Santos how she decoupled her love of yoga from the corrosive idea of transforming her body - and in the process became an inspirational teacher and author for those who think exercise isn't for them.