3. To evaluate the hypothesis that yoga will improve self- and parent-reported self-regulatory skills including resilience, mindfulness, emotion regulation, anger expression, self-esteem and self-confidence relative to physical education controls. Self-regulation outcomes assessed at Monument Mountain Regional High School include: resilience; mindfulness; emotion regulation; control of anger expression; bullying; health behaviors; substance use risk factors; and attention. Self-regulation outcomes assessed at Waltham High School include: resilience; mindfulness; emotion regulation; control of anger expression; substance use risk factors; and attention.