Summary: A new study says that our aging immune system plays a larger role in explaining cancer than genetic mutations. The new findings support the idea of rejuvenating the thymus – an essential immune system organ – as a strategy to prevent cancer. [This article first appeared on  LongevityFacts. Author: Brady Hartman. ] A new study suggests that our aging immune system plays a … Continue reading Our aging immune system explains cancer, not genetic mutations says new study