Episode 1

In this programme, Michael Mosley finds out how learning a new language can help stave off dementia. Surgeon Gabriel Weston asks whether detoxing really works. GP Dr Zoe Williams looks at what you can do to improve your health if you are living with heart disease. Psychiatrist Dr Alain Gregoire finds out whether a night-time tipple can really help you get to sleep. And Dr Giles Yeo asks, could man flu actually be real?