Proteins in blood reflect how well the brain, heart and other major organs are faring, say scientists.
Entries by BBC News - Health
Olly Cartmill was 13kg when he had the life-saving operation, getting a kidney from his grandmother.
Boris Johnson mixed contrition with an effort to take on former colleagues who questioned him.
Campaigners said they were not satisfied with Boris Johnson's answers at the Covid inquiry.
The former PM tells the pandemic inquiry he initially underestimated the challenge posed by the virus.
The revolutionary technology could be updated for even greater accuracy, research suggests.
Cambridge MP calls for a full review after Addenbrooke's Hospital apologises for two data breaches.
The awareness messages will be carried on urinal mats as part of efforts to detect male cancers early.
Campaigners say the government works "at a snails pace" to compensate victims infected with HIV or hepatitis C.
Walkouts are planned on three days in the run-up to Christmas and six days in new year.