A mother who had the same condition as the Duchess of Cambridge says the illness is debilitating.
Sara Hannak from Belper suffered from hyperemesis gravidarum during her first and second pregnancy.
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Police and councils have welcomed a new law which bans the production, supply or possession of so-called 'legal highs'.
From Thursday, "legal highs" are to be legal no more, with the Psychoactive Substances Act coming into force. But what does it all mean?
Joanna Dennehy killed three men, and stabbed two more. She was claiming damages after being placed in solitary confinement in jail.