Exercise induced laryngeal obstruction – what is it and how can physio help?

Exercise induced laryngeal obstruction (EILO) is a phenomenon in which the larynx (voice box) narrows during high-intensity exercise. This narrowing causes airflow to be reduced, which then results in breathlessness and wheezing, lightheadedness, dizziness and can sometimes even be painful or cause nausea. It mainly occurs in adolescents and young adults and is a condition