A woman who would lose her vision if there was not enough male blood available to treat her condition is urging more men to donate.

Jo Daniels, 39, from Bristol, has the autoimmune disease Sjorgen’s syndrome, which attacks her tear glands and leaves her with painful ulcers on her corneas.

She uses a daily eye serum, made from male blood, to keep her sight.

Only 41% of new blood donors in England last year were men.

The high level of iron present in male blood makes it especially helpful to patients who rely on regular life-saving transfusions.

Unlike men, women produce antibodies during pregnancy which makes their blood unviable for numerous specialist transfusions and blood-based products, such as complete blood transfusions in newborn babies.


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