Caloric Restriction and Longevity:

Current research strongly supports the link between caloric restriction and an increased life expectancy. The incidence of cancers and heart disease sharply decline with a diet that is carefully limited in controlling caloric intake. “Caloric Restriction” is another fruitful area for Internet search. The CrossFit prescription is consistent with this research.

The CrossFit prescription allows a reduced caloric intake and yet still provides ample nutrition for rigorous activity.