Many BAME patients waiting for a donor kidney are blood type B so development could be 'game-changer'.
Some types of mental health medication may make it difficult for the body to regulate temperature.
Health service chiefs have promised some 7,000 extra beds in England to tackle increased demands.
Other groups have reported higher protection, but the results are still seen as a triumph.
A question everyone's asking: what's my Covid risk? Here's how to find out.
Borrowing - which hit a record £22.3bn in October - cannot go on indefinitely, chancellor says.