On this episode, Mark and Dr. Gladden call back to a previous episode with Dr. Gregory Fahy and the link between the thymus gland, immunity and aging. They expand on this, considering potential ways to turn back the clock on the DNA age of your body. Dr. Gladden describes a number of different metrics to measure age, besides chronology. They also consider how much your mindset about your age determines how you actually live and feel. Mark describes some studies that show the powerful impact of mindset and emotional health on our physical bodies. Mark and Dr. Gladden discuss the effects of constant stress and describe the difference between that and facing challenges for a positive change. Finally, they wrap up with Mark offering a quick hypnotist solution to dealing with a headache.