Increase Flexibility and Boost Circulation With This 5-Minute Pilates Warmup

According to Freeman, this muscle-controlling pose is a gentle, easy way to start any core-focused workout.

• Start on all fours with a flat back.
• On the exhale, round your back up toward the ceiling by engaging your core while tucking your chin toward your chest.
• On the inhale, relax your belly and move into an arched back position.
• Repeat for 30 seconds.