By God willing, doctoral thesis submitted by researcher/ Shaimaa Mohammed Goda - assistant lecturer, Department of Society Health Nursing , Faculty of Nursing, Assiut University - will be discussed on Monday, 13/7/2020, at 11:00 a.m., at the conference hall of the college. Thesis Title: " Effect of stretching exercise on primary dysmenorrhea among secondary girl students at Assiut city "