Governments should not issue so-called "immunity passports" or "risk-free certificates" as a way of easing lockdowns, the World Health Organization (WHO) says.
The daily number of coronavirus deaths has fallen in Spain for a fourth consecutive day, boosting hopes the country has passed the outbreak's peak.
Doctors working on a clinical trial for treatment of heart disease held back key data, Newsnight has been told.
A new gene therapy has been used to treat patients with a rare inherited eye disorder which causes blindness.
The US has approved its first treatment for peanut allergies in children.
Hundreds of thousands of people could have their Christmas ruined by flu, say England's top doctors, who are predicting a rise in cases.
The number of children being admitted to hospital in England with a severe allergic reaction has risen every year for the past five years.
Treating peanut allergy with regular exposure to small amounts of the food is effective - but only if a patient stays on the therapy, a study suggests.
Many people with asthma could cut their carbon footprint and help save the environment by switching to "greener" medications, UK researchers say
A drug used to treat enlarged prostates may be a powerful medicine against Parkinson's disease, according to an international team of scientists.
