Blood donation rules relaxed for gay men and sex workers
(WorldNews Health)

All blood that is donated in the UK undergoes a mandatory test for Hepatitis B and C, and HIV, plus a couple of other viruses. Scientists agree that three months is a comfortably long window for a virus or infection to appear and be picked up in the blood. Prof James Neuberger, from the committee, said: `Technologies to pick up the presence of the virus have greatly...