Alternative healing methods are in vogue. Although evidence-based medicine is often unable to provide explanations, scientists repeatedly discover astonishing results: People can suddenly cope better with pain, heart patients recover more quickly, professional cyclists break records. Can our mind make us stronger and healthier? And if so, how? Harald Lesch explains how powerful our thoughts are, what secret healing powers are hidden in the Berlin Wall, and why we should look deep into the eyes of our dogs again.