Share 'Fasting for healing purposes'

This is a call to anyone who can share (in simplistic terms!! lol) any information that they have about the proper way to go about "fasting". As well, I feel it would benefit those who are interested in pursuing this avenue towards better health; however, don't have a trustworthy source for information (particularly from those who have successfully completed one/several fast(s). I, myself, hav...