About the authors

Michael Mosley does squats.

Michael Mosley did a first degree at Oxford University before training to be a doctor at the Royal Free Hospital in London. After qualifying he joined the BBC, where he has been a science journalist, executive producer and more recently a television presenter. He has written and presented series on BBC One, Two, Three and Four as well as BBC Radio 4. He has won numerous television awards including an RTS (Royal Television Society), an EMMY and being named Medical Journalist of the Year by the British Medical Association. He is also author of the best selling, “Fast Diet”.


Peta Bee is an award-winning health and sports journalist who writes regularly for the Times, Daily Mail and Sunday Times. She has degrees in sports science and nutrition and is a qualified running coach. Peta won the Medical Journalists’ Association’s Freelance of the Year in 2008 and 2012 and appears regularly on TV and radio.