The effect of physical activity on the levels of the hormones, serotonin and melatonin in premenstrual syndrome

Abstract

Objective: To determine the effects of physical activity on blood serum levels of the hormones serotonin and melatonin, which play a role in the appearance of the premenstrual syndrome (PMS) symptoms. Materials and Methods: The study was performed in a total number of 20 professional sports female patients who applied to the present clinic with the present diagnosis of PMS. Serum samples for serotonin and melatonin levels were taken in two terms, before and after the sport - season, and also before and after sport time in each of these terms. Results: Melatonin levels did not display significant change before and after the sport - season, but after physical activity, both in the period before the season and after it, it was found to be significantly increased. Conclusion: Effects of physical activity on blood serum levels of the hormones, serotonin, and melatonin play an important role in PMS symptoms. In the present study, which focused on 20 female professional athletes, it was found that regular exercise is effective in treating PMS symptoms.