Starting that day, Heather sent me a workout over text or by email every night. I would do the workout the following morning and then report back to her. For example, one day I had to do three sets of something called a Bulgarian lunge, three sets of curtsy lunges, then three sets of pistol squats (chat with me on Instagram if you want to talk about how ridiculously hard pistol squats are) followed by some ego-trampling plyometrics. (Heather likes jump lunges, squat jumps, tuck jumps, and star jumps.)