Your morning coffee might do more than wake you up – it could weaken donated blood. A large new study shows caffeine lowers red blood cell quality, making transfusions less effective, especially in ...
Elevated caffeine linked to increased hemolysis and lower posttransfusion hemoglobin increments. (HealthDay News) — Caffeine may impair the quality of donated blood and reduce transfusion ...
From espresso to energy drinks to supplements, caffeine comes in many forms, Rula notes. And if you're like most people, you probably enjoy a cup of coffee each morning or a late-afternoon soda to ...
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