Episode 1

Health documentary series with anatomist Dr Alice Roberts. In this episode, she puts three rugby players through their paces to find out how their kidneys cope under stress.

Episode 2

Health documentary series with anatomist Dr Alice Roberts. Shock tactics are deployed to make one confirmed smoker realise just how much she's damaging her lungs.

Episode 3

Health documentary series with anatomist Dr Alice Roberts. This week she tests a heart under stress.

Episode 4

Health documentary series with anatomist Dr Alice Roberts. She checks out the pros and cons of laser eye surgery and gets a first-hand account of living with vision impairment.

Episode 5

Health documentary series with anatomist Alice Roberts. The body's biggest organ is under scrutiny - the skin. Alice finds out just what happens when skin cancer needs surgery.

Episode 6

Health documentary series with anatomist Dr Alice Roberts. In this final episode, she looks at the most complex organ - the brain.