When Bob Harper suffered a widow-maker heart attack in February 2017, the personal trainer had to quickly make changes to how he lived his life and what he put in his body. The Biggest Loser host invited Us Weekly into his L.A. kitchen to share a lightened version of one meal he had to make a change to — tacos. Watch the video above to see Harper’s “Inside My Kitchen” and learn how to make his healthy chicken taco salad.