Please choose the correct ending to complete the given sentence: Health: [header] How to stop nausea with acupressure [title] Relax and position your arms. [step] Place your arms directly in front of you with the fingers pointing up and palms facing you. Relax your shoulders and take several deep breaths.

Ending1: [substeps] Avoid tensing your abdominal muscles (even the quadriceps) or your stomach. Each of these things can trigger nausea and resulting vomiting for the average person. Ending2: [substeps] While you can perform acupressure anywhere, try to make yourself as comfortable as possible. [title] Locate the pressure point on your arm. Ending3: Moving around a lot with these tense muscles will make nausea worse. [substeps] Lying on your back and facing the ceiling might feel uncomfortable, but lying on your back and facing the ceiling will ensure a healthier and more comfortable position. Ending4: Pay attention to your breathing and tense the muscles in your hands. [substeps] Keep your palms facing downward, including the base of your fingers.

Answer format: ending1/ending2/ending3/ending4