Obesity in middle age increases risk of dementia

Diseases such as Alzheimer's almost four times as likely to affect people who are obese in middle age, new study shows

Doctors demand the removal of anti-vaccine ad from Times Square

Mary Platts: The American Academy of Pediatrics has urged CBS Outdoor to take down the advertisement funded by anti-vaccine groups

Stillbirth rate in UK one of Europe’s highest, Lancet finds

Report says many of 4,000 babies stillborn each year could be saved with increase in awareness and research

Emery Brown: ‘Aspects of anaesthesia are consistent with patients in a coma’

Patients under anaesthetic have more in common with coma victims than somebody sleeping, Dr Emery Brown tells Lizzie Heathcote

Diners tuck into a Dirt Banquet

Zoe Cormier: Guests ate bacterial jelly, mud cakes and a posset of whale expectorant as part of the Wellcome Trust's Dirt Season

Alzheimer’s genetic link raises hopes of earlier tests

New research brings to 10 the known number of genes associated with the disease

Sperm grown in laboratory raise hopes of male infertility treatments

Mouse sperm were grown using a technique that could also help preserve the fertility of boys undergoing cancer treatment

Simple blood test for Down’s syndrome is on its way, say scientists

Announcement made by researchers looking to replace current risky procedure that causes 1% of women tested to miscarry

Ibuprofen may reduce risk of getting Parkinson’s disease by a third

People who take ibuprofen at least twice a week appear to have a 38% lower risk of developing Parkinson's

Mobile phone use increases brain activity, study suggests

Taking a call on a mobile phone seems to boost activity in parts of brain closest to the device, but there's no evidence of harm