"Testosterone: New Discoveries About the Male Hormone" from DW Documentary examines testosterone’s misunderstood role in male health and behavior. The film highlights how higher levels may promote positivity, not aggression, and explores the hormone’s wide-ranging influence on mood, energy, muscle mass, and overall vitality. Scientists offer insight into its emotional and biological impact across the lifespan. With balanced research and real-world relevance, this documentary offers a refreshing look at how testosterone shapes men’s well-being.