For many people, all this extra stress is giving them some digestive distress. Fitness and nutrition expert, Jody Trierweiler,, joined host Jason Carr to tell us how enzymes work. Without enzymes, the food would just sit in your stomach, unable to be used. When an apple is hit, the cells get broken, releasing the natural enzymes, which start digesting the fruit, hence the brown color. For more information on health, nutrition, and fitness, check out Jody’s FitLife on Facebook and Instagram.