Please choose the correct ending to complete the given sentence: Health: [header] How to stop racing thoughts in the middle of night [title] Focus on your breath. [step] Deep breathing can help reduce your stress, and focusing on your breathing can help calm racing thoughts. Start by taking deep breaths and concentrate on your inhales and exhales.

Ending1: Concentrate your attention on your breath as closely as possible. [title] Bring a blanket or an object over your arm and scoot it with you. Ending2: Feel your abdomen expanding and breath entering your lungs. Concentrate on the sensations as the air is pushed out of your body as you exhale. Ending3: For instance, take in 1 deep breath, hold it for a count of 4, then exhale it. Do this several times a day until you start to feel more calm in the moment. Ending4: Take in the smells, scents, and sounds in your environment. You may notice a scent or fragrance that makes you feel good.

Answer format: ending1/ending2/ending3/ending4