There is lots of interesting research on the links between caloric restriction and the ageing process. It's the impact on the insulin and insulin like growth fa

There is lots of interesting research on the links between caloric restriction and the ageing process. It's the impact on the insulin and insulin like growth factor (IGF-1) pathways that seems to be important: http://www.sciencedirect.com/science/article/pii/S0092867412000049 http://www.sciencedirect.com/science/article/pii/S0092867412... http://kenyonlab.ucsf.edu/Kenyon_2010_Nature_rev.pdf http://kenyonlab.ucsf.edu/Kenyon_2010_Nature_rev.pdf