In the studio this time the doctors are talking breasts, offering viewers a unique opportunity to have a consultation with one of Britain's top breast surgeons, Patrick Mallucci, while some ladies join the doctors for a breast check. Dr Pixie looks inside the body's most embarrassing excretions, from poo to pus, and this time it's mucus. And Dr Christian Jessen takes a closer look at how men's bodies age, with six naked male volunteers aged between 20 and 70.