In today's episode, we are joined by New York Times bestselling author and forefront figure in the fitness and health industry, Kathy Smith. Kathy has sold more than 20 million exercise DVDs, and she has been featured on countless media outlets, including The Today Show, The Oprah Winfrey Show, The View and Good Morning America. She will share with us her insights on the undeniable benefits of strength training to keep a healthy body and healthy brain.