This book describes the effect of meditation on cardiovascular health, immunity and brain fitness. We all know that meditation improves our health-- it increases grey matters in our brain, improves cortical thickness, decreases the risk of coronary heart disease, and removes stress. But is there any scientific proof to validate these claims? This book has the answer. This book will show you how meditation helps to heal your cardiovascular, and neurological system, improve your immunity and keep your body and mind fit. This is a well-researched book containing scientific proof about the benefits of different types of meditation, with appropriate references wherever required, that will answer all your questions regarding the benefits of different techniques of meditation from scientific angle.