O positive and O negative donors asked to urgently book appointments to give blood following London hospitals IT incident

England’s leading medical officer urges O Positive and O Negative blood donors to urgently book appointments at any of England’s 25 NHS Blood Donor Centres. This follows a cyber incident in London which impacted blood stocks, particularly of the universal blood type O which can be given to anyone. The NHS has reassured all potential donors that they should come forward despite the cyber attack.