Our bodies reflect change in the world around us. Psychologist Kimberley Wilson and Dr Xand van Tulleken ask – one body part at a time – how much control do we have?

Each episode of the this BBC Sounds Podcast focuses on a new topic, from the Hands to the Vagus Nerve, hearing case studies and expert advice that reveals mind blowing things you never knew about your body – and laugh uproariously along the way.