LISTEN 
Why do we lie? How do different cultures define telling the truth?
Duration: 2 minutes
Is it a myth that leg cramps are caused by a lack of salt in the diet?
Are we seeing a tipping point in the fight to reduce deaths in pregnancy and childbirth?
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.
