*Food is considered as ''prana'' or vital force, hence in this chapter, the process of transformation of this food into ''dhatus'' or body tissue into a fuel that sustains prana has been mentioned elaborately. [2] | *Food is considered as ''prana'' or vital force, hence in this chapter, the process of transformation of this food into ''dhatus'' or body tissue into a fuel that sustains prana has been mentioned elaborately. [2] |