Alcohol, cancer treatments, hair, halitosis

Following the latest figures on deaths from alcohol, Dr Mark Porter talks to liver transplant expert Dr Varuna Aluvihare from King's College London, the largest liver transplant centre in Europe.Targeted cancer therapies - thousands of people with cancer are to have their genes mapped as part of a new drive towards treatment tailored to the individual. But what's in it for the patient? Mark discusses with Prof Peter Johnson, chief clinician for Cancer Research UK.Mark talks to Dr Paul Farrant about caffeine - is there a benefit to having it in your shampoo?Halitophobia - fear of bad breath and what can be done to help. Tim Hodgson and Claire Daniel from the Eastman Dental Hospital in London explain.