Meditation, can it really change you? From infamous criminals, to powerful corporations, to some of the world’s most successful athletes, meditation has never been so popular. But can it really make you smarter, happier and healthier? New research shows that it can affect the body as well as the mind, slow down the aging process, and even alter the structure of the brain. Dr. Graham Phillips embarks on an eight week meditation course and undergoes a raft of rigorous brain tests and scans, to find out if the ancient art lives up to the current hype.