A quick 15-minute yoga routine can include:

1. Deep Breathing (2 minutes): Start with deep, mindful breaths to center yourself.
2. Sun Salutations (5 minutes): Flow through a few rounds to warm up your body.
3. Warrior Poses (3 minutes): Include Warrior I and Warrior II for strength and balance.
4. Downward Dog (2 minutes): Stretch and strengthen your entire body.
5. Seated Forward Bend (2 minutes): Stretch your hamstrings and lower back.
6. Corpse Pose (1 minute): End with relaxation and focused breathing.

Adjust times based on your preference and focus on proper form. Always listen to your body.