Also known as: laughter therapy, humor therapy, laughter yoga
Latest evidence update: 2026-06-29
Intentional laughter and humor engagement reduce cortisol, boost natural killer cell activity, and improve cardiovascular function. Laughter yoga combines laughter exercises with yogic breathing for structured practice.
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Laughter therapy has no effect on sleep quality in cancer patients.
Laughter exercises are effective interventions for reducing depression and improving well-being in older adults in low- and middle-income countries.
Laughter-inducing therapies have potential as a cost-effective, low-cost complementary or main therapy for different populations.
Laughter-based interventions showed benefits in both regular term and special or transitional periods in nursing students.
Laughter yoga is the most effective intervention for reducing stress in nursing students compared to standard care.