YoYo Dieting Might Actually Work? Posted 8:34 am, August 22, 2012, by Randi Naughton FacebookTwitterRedditPinterestLinkedInEmail (KTVI)- Are you one of those people who has tried everythign when it comes to weight loss? You lose it, and it comes back over and over again. That’s yo yo dieting. Dr. Mario Morales from SSM Weight Loss Institute at DePaul talks about new information on yo yo dieting.