Yoga guru Baba Ramdev described the human body as a great miracle, emphasizing the importance of a natural diet, good sleep, yoga, pranayama, herbs, and a disciplined lifestyle for health. He highlighted the complex processes within the body and the role of organs like the liver and kidneys. Ramdev suggested natural remedies like onions for sleep and traditional herbs such as Ashwagandha for stress reduction, advocating for practices like Kapalbhati and Anulom Vilom for physical and mental well-being.