Please choose the correct ending to complete the given sentence: Health: [header] How to benefit from power yoga [title] Learn to breathe. [step] Whatever your level, yoga starts with breathing. Breathing properly will help you keep your rhythm throughout your practice, know your limits and maintain good habits.

Ending1: When your breathing and your asanas (poses) are in perfect sync, you'll really feel the flow of power yoga. [substeps] It is common to hold your breath or use short, shallow breathing when exercising or holding a pose. Ending2: Yoga is also very hard to do, it is very difficult. [substeps] Practicing it out loud is the best way to get comfortable. Ending3: [substeps] Breathing exercises will be helpful in improving your breathing and learning control of how it regulates your breathing. Breathing exercises that will also help improve your breathing skills include deep breathing exercises, yoga poses and levitation. Ending4: Expand your breaths through your toes and inhale deeply. Make small, gentle breaths into your diaphragm.

Answer format: ending1/ending2/ending3/ending4