Please choose the correct ending to complete the given sentence: Health: [header] How to control an adrenaline rush [title] Employ deep breathing. [step] Deep breathing exercises, which is also called pranayama, can naturally help dissolve tension and help you relax. Do a few deep breathing exercises to help yourself relax and refocus yourself as well as alleviate other symptoms of an adrenaline rush.

Ending1: The breathing techniques you should consider include : [substeps] Slow and steady breathing. Inhale slowly, hold the breath for a count of four, and then inhale as deeply as you can while counting to four without exhaling. Ending2: [substeps] Deep breathing can help your body distribute oxygen to your body, which can reduce heart rate and normalize your pulse. It will also help relax tense muscles that may be exacerbating the adrenaline rush. Ending3: Taking a few deep breaths may help you relax more quickly and confidently. [substeps] Adjust the air flow in your body with a deep breathe. Ending4: [substeps] Lie face down and breathe in as deeply as you can while keeping your eyes closed. Focus on the feeling of the breath as you breathe.

Answer format: ending1/ending2/ending3/ending4