14:23 UK time, Tuesday, 10 December 2013
A trial has begun to see whether a drug used to treat diabetes can slow the progression of Alzheimer's disease.
If everyone over the age of 50 were to eat an apple a day, 8,500 deaths from heart attacks and strokes could be avoided every year in the UK, say researchers.
The US challenges makers of antibacterial soaps to prove they are safe, warning a chemical in such products may be harmful.
Indian women who are opting out of motherhood
Take two apps three times a day
A contraceptive that women control is radically redesigned
'If mum takes her mask off, we are all at risk'
Research into the biggest care problem of a generation
Why Uruguay is legalising its marijuana market
Would you want to know how ill you might become?
How singing can help a chronic lung condition
Why all kinds of infections thrive in conflict zones
Ancient temples stand amid futuristic buildings in China's largest city