# Copy of "Day 4: Open Up"

Mobility and flexibility — hips, chest, and hamstrings.

## Workout

- 1 × 10 Cat-Cow
- 2 × 5 World's Greatest Stretch
- 2 × 30s Hip Flexor Stretch
- 2 × 30s Chest Doorway Stretch
- 2 × 30s Butterfly Stretch
- 2 × 0s Plank
- 2 × 0 Push-Up (Wall)
- 2 × 0 Dip (Triceps)
- 2 × 0 Russian Twist
- 2 × 0 Bicycle Crunch