Buteyko Breathing and Approach of Smoking Hygiene: Effects on Dysfucntion of Eustachian Tube and Lung Functions

adolescents are usually exposed to tobacco smoke passively. this can reduce their lung functions and negatively impact functions of Eustachian tube. The solution is to lower rates to tobacco exposure and use the support of Buteyko Breathing

NCT Number	NCT07236580
Lead Sponsor	Cairo University
Conditions	Tobacco Smoking, Eustachian Tube Dysfunction
Enrollment	40 participants
Start Date	2025-09-15
Primary Completion	2026-06-01 (estimated)
Study Completion	2026-06-15 (estimated)
Updated on ClinicalTrials.gov	2025-11-19