Breathing helps regulate the heart rate and blood pressure, which helps regulate the pain response in the brain. Diaphragmatic breathing has an extremely therapeutic effect on chronic pain. Diaphragmatic breathing and other techniques that support parasympathetic activation can manage chronic pain by controlling gear, flight, flight or freeze responses that make the pain worse.  The good breathing habits in this breathwork course can help to reduce stress and lower the amount of histamine in your body. Histamines cause allergy symptoms, such as itching and sneezing, and are also released as part of the stress response.