If Sickle Cell Anemia precludes Malaria then are there other illnesses that preclude other illnesses?

Question by Bibi B: If Sickle Cell Anemia precludes Malaria then are there other illnesses that preclude other illnesses? Please give examples Best answer: Answer by medicgvdExcellent question, wish I knew the answer; darn you … now I’ll be up … Continue reading