Life Jillian Michaels doubles down on keto diet attack after Al Roker, Andy Cohen diss January 16, 2019Cydney Henderson, USA TODAYComments Off on Jillian Michaels doubles down on keto diet attack after Al Roker, Andy Cohen diss Jillian Michaels' critical opinion of the ketogenic diet is proving to be unpopular among celebrities, including Al Roker.