BBC News

Scientists discover a chemical in blood that indicates whether people will have declining brain function in the years to come.

Trans-fats are unsafe to eat and must be banned from the food supply within three years, say US regulators.

South Korea begins trials of plasma therapy as the Mers death toll rises to 19.

New scientific research suggests that chocolate could be good for the heart. Professor Phyo Myint, the author of the research says that consuming around 100g of chocolate per week could help.

Scientists at the University of Aberdeen say eating a moderate amount of chocolate a day has been linked with lowered risk of heart disease and stroke.

Patients are still facing problems finding an NHS dentist in England, research suggests.

Children at primary school should be tested for their fitness as well as their ability in maths and English, says a health campaign group.

The chief medical officer for England calls for an independent review of the safety and efficacy of medicines.

Tens of thousands of people with asthma in the UK are not getting the right medicines to keep their condition safely under control, according to an audit.

Does the NHS need a leadership shake-up?

Craigavon-based pharmaceutical firm Almac signs deal with one of the world's largest biotech firms that could be worth more than £200m.

A mother cannot use her dead daughter's frozen eggs to give birth to her own grandchild, the High Court in London has ruled.

Why black athletes are highlighting prostate cancer risk

Women with endometriosis are more likely to have a risky pregnancy or miscarry, say fertility doctors.

There is a perception that cervical cancer is a young woman's disease, but half of deaths occur in women over 65, a British Medical Journal report says.

Grieving parents from across the country contact the BBC with their own stories in the wake of the Shropshire baby ashes scandal.

More people in Scotland have diabetes than ever before - and the number is continuing to rise, according to figures published by a charity.

What happens if you're deaf and then go blind?

A hospital in Seoul suspends services after being identified as the source of almost half the cases in the outbreak of the Mers virus.

The Thai meal that can give you cancer

Charlotte Eades, 18, tells the BBC why she decided to record a video diary, or vlog, to chart the realities of having cancer as a teenager.

More cases of Middle East Respiratory Syndrome should be expected in South Korea, but there is no evidence the outbreak is spreading further, experts say.

A schoolgirl from Kent, who was born with only one hand, has had a new one specially built for her by her classmates.

Reporting concerns about a public body should be made simpler, a watchdog says as a survey finds only a third of people who experience poor service make a complaint.

British nurse Will Pooley who contracted Ebola last year during his work in Sierra Leone is recognised in the Queen's Birthday Honours list.

Cambridge University researchers have identified a faulty gene that seems to switch pain off in some people and it is hoped the discovery could lead to new treatments.

Research published recently in the journal Emerging Infectious Diseases shows that camels aged less than four years might be a major source of Mers.

People who need urgent mental health care in England are receiving inadequate support and the system is "struggling to cope", regulators say.

New criteria for diagnosing diabetes during pregnancy could be missing thousands of women at risk, a report suggests.

The South African recipient of the world's first penile transplant is to become a father, a surgeon who performed the operation tells the BBC.

Less waste in the NHS - isn't it all a case of deja vu?

How one particular item of furniture became famous

The NHS in England could save £5bn a year with improved staff organisation and a better approach to purchasing everyday items, a review will say.

Eating half a handful of nuts or peanuts every day could substantially lower the risk of early death, a Dutch study suggests.

Researchers have identified a gene that might make people resistant to the brain eating disease CJD.

A woman in Belgium is the first in the world to give birth to a baby using transplanted ovarian tissue frozen when she was still a child, doctors say.

A levy on the tobacco industry is needed to help fund anti-smoking measures, health campaigners say.

A levy on the tobacco industry is needed to help fund anti-smoking measures, health campaigners say.

An outbreak of a new respiratory illness has hit South Korea - but what is the virus and should we be concerned?

A US-based cybersecurity expert says Hospira hospital pumps, used to administer drugs at safe levels to patients, could be hacked

Virtual reality could help stroke patients recover by "tricking" them into thinking their affected limb is more accurate than it really is, researchers find.

Does Wales's tough action on e-cigarettes confuse the issue?

A troubled health board will come under more direct Welsh government control after a damning report found "institutional abuse" at a mental health unit.

Hospitals are warning that fines for missing targets are in danger of threatening patient care.

Researchers at Cardiff University say clinical detergent wet wipes can spread superbugs in hospitals.