Working out while intermittent fasting is possible with some adjustments. The document recommends keeping cardio workouts at a low intensity if exercising while fasting. High-intensity workouts should only be done after eating. It also suggests consuming high-protein meals and snacks, especially after training, while fasting and to focus snacks on being low carb. The author provides their own example of jogging 30 minutes to 1 hour up stairs during their fasting period.