Effect of Aerobic Exercise on Diurnal Cortisol Pattern in Premenstrual Syndrome

Relaxation training in the form of deep breathing exercises

An aerobic exercise program of a moderate intensity, based on the target heart rate (THR) that will be calculated in accordance with Karvonen's equation, using resting heart rate (HRrest), maximal heart rate (HRmax) and training fraction. THR = HRrest (bpm) + (HRmax (bpm) - HRrest (bpm)) × training fraction.The exercise session will have three phases, warming up, active phase and cooling down.