Corticosteroids: prednisone and cortisone reduce inflammation and suppress the immune system. There are always some sorts of records that happen to be so strange that you could not imagine, and such cases are outside the borders of rational thinking. The youngest mothers are one of those unbelievable cases. Surprisingly, a five year old girl is just not matured enough to present birth to a child. The absence of puberty, menstrual cycle, proper continuing development of the uterus makes it impossible, but: