Because your blood group is O Rh negative, it is very special indeed.
It can be given to anyone. That means your blood is the only safe option when a patient's blood group is unknown or not immediately available - such as in emergencies, or in the case of specialised procedures for unborn babies.
So you can be absolutely certain that you are helping save people's lives.
Only 8% of the donor population share this blood group.
Female donors can give blood three times a year and male donors can give blood four times a year. So please be sure to keep up your outstanding work and donate regularly if you possibly can.
Our session search will find every public blood donation session in your area:
There are many ways we can help you:
Born prematurely, Sidney was just five days old when he developed a potentially life-changing blood infection.