The latest news, exclusives and opinion into health and fitness from the UK and around the world.
Dissociative identity disorder is a controversial condition that leads people to develop different 'alters'.
There is no cure or vaccine for the virus, which has infected an estimated 1.5 million people.
Patients often travel hundreds of miles to city hospitals, creating a wave of cancer 'refugees' often living on a shoestring.
Health secretary's demand comes as food producers are being asked to cut sugar in key products by 20%.
People who can hear voices while healthy puzzle scientists and offer clues about how to treat psychosis.
Scientists find possible correlation between hormonal contraception and use of antidepressants.
Swedish Association for Sexuality Education makes promotional video encouraging recognition of condoms.
Taking an anti-inflammatory drug put people 19% more at risk of admission for heart failure.
Synthetic graft showed no sign of infection or rejection, with bone growth taking place within weeks.
Future treatment research could be based on the immune system of children that resist HIV infections.
On the Global Day for Access to Safe and Legal Abortion, the UN asks countries to take a more lenient approach and to promote contraception.
The controversial treatment was performed by a team of US doctors.
Pregnant women with nausea in the first trimester are less likely to suffer a miscarriage.
According to the report, more than 6 million people died in 2012 from illnesses related to air pollution.
The discovery suggests scientists may not have to rely simply on blood tests to diagnose sleeping sickness.