Jab, cross and hook your way to a stronger body with this boxing-inspired workout that combines punches and defensive techniques with strength and power-building bodyweight exercises to torch calories and challenge your entire body in one fun and time-efficient workout session. Lights Out was created to shake up the stale norms of the group fitness world, and we remain committed to less cheesy fitness B.S. and more authenticity. Let’s be real. Let’s be powerful. And let’s do it all with some style and grace.