👉 Nose pinching, also known as a nose pinch or a nostril pinch, is a physical sensation that occurs when the tip of your nose is pressed against the inside of your mouth. It's often described as a small stretch or pinch to the tissue lining the nasal cavity (the part of the nose where the air flows in and out). This can cause pain, swelling, or discomfort. The exact cause of nose pinching varies from person to person, but it's most commonly due to