Jennifer Cockerell

Ronald Reagan's foundation expressed outrage yesterday at a British company's auction of what it says is a vial of the late US president's blood taken at the hospital where he was treated after a 1981 assassination attempt.

As fashion magazines agree to ban excessively thin models, US study finds potential new treatment

Two biologists, split by rivalry and disagreement, suddenly realised that they were on the same side. The result was a revolutionary breakthrough. Special report by our Science Editor, Steve Connor

After 15 years of wearing a mask and living as a recluse, a 37-year-old Virginia man disfigured in a gun accident got a new face, nose, teeth and jaw in what University of Maryland physicians say is the most extensive face transplant ever performed.

Assad regime faces growing calls for an end to the crisis as civilians continue to suffer

Florence Nightingale may have had a point when she insisted 150 years ago that open windows were the hallmark of a healthy hospital ward, according to a microbiologist who believes air conditioning and an ultra-sterile environment may actually contribute to infections.

One of the leaders of the Arctic expedition in which a British public schoolboy was mauled to death by a polar bear is to undergo a third operation today on his injuries.

The tale of Matthew Green is an inspiring one. The 40-year-old has been given an artificial heart by Papworth Hospital in Cambridge. This is the first time a British person has benefited from this medical technology.

A 36-year-old man is recovering after surgeons implanted the world's first wholly lab-grown organ into his body.

Former England captain Bryan Robson has undergone surgery for throat cancer, Manchester United said today.

Patients undergoing chemotherapy or organ transplants may soon be treated with a vital blood-clotting agent derived from the stem cells of human embryos.

A doctor has been threatened with a libel action after claiming that a £125 breast enhancement cream did not work.