In today's fast-paced world, health often takes a backseat, but maintaining good health is crucial for energy and quality of life. Dr. Saurabh Sethi, a Harvard-trained gastroenterologist from AIIMS, shares 10 unusual signs that suggest your body is functioning optimally. These include fast healing of minor wounds, which indicates a strong immune system, and feeling hungry every 3-4 hours, a sign of a healthy metabolism. Healthy nails, characterized by a pinkish hue and smooth texture, reflect balanced nutrition. Additionally, quick sweating during physical activity shows an effective cooling mechanism, while frequent dreaming points to restorative REM sleep. A clean tongue suggests a balanced gut, and feeling hungry upon smelling food indicates proper digestive readiness. Mood changes when meals are delayed can signal effective blood sugar control, while repeated sneezing may reflect an active immune defense. Finally, consistent tiredness at the same time each night indicates a well-regulated circadian rhythm. Dr. Sethi reassures that noticing these signs is a positive indication of good health.