Introduction
cancer, deaths, humor, Cancer
CANCER, CARDIOVASCULAR DISEASES, CANCER
Cancer accounts for 9% of all deaths across the world, and the second leading cause of mortality in developing nations following cardiovascular diseases [Laughter yoga is a type of complementary therapy which also incorporates some other components including mild type of physical exercises. This type of treatment combines unconditional laughter with yoga breathing practices and yoga stretching poses so that patients laugh different from jokes or humor programs [The purpose of this study was to determine the effect of laughter yoga on HRQOL in cancer patients undergoing chemotherapy. We hypothesized that implementing the laughter yoga program will significantly promote HRQOL in patients undergoing chemotherapy.