LISTEN 
BBC Radio 4 joins the BBC World Service.
Latest - Series 8
Series exploring how doctors decide what is normal and what is not
3/4 Vivienne Parry explores changing attitudes to giving birth and asks what is a normal birth
2/4 Is there such a thing as a normal immune system? Vivienne Parry investigates.
4/4 What level of tiredness is normal and when should we seek help? Vivienne Parry finds out.
Wed 10 Aug 2011 16:30 BBC Radio 4 FM only
BBC © 2013 The BBC is not responsible for the content of external sites. Read more.
This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.
