How Watching Sports Affects Testosterone and The Sport with the Fittest Athletes

Gad Saad is Visiting Professor and Global Ambassador at Northwood University, and an expert in the application of evolutionary psychology in marketing and consumer behavior. He is the host of "The Saad Truth with Dr. Saad" podcast, and the author of several books, including "The Saad Truth about Happiness: 8 Secrets for Leading the Good Life." www.gadsaad.com