You might laugh while watching a comedy, listening to a story, or simply observing amusing actions from family and friends. When you laugh, your body responds in ways that promote healing, relaxation, and recovery, supporting both physical and mental health. Here are some health benefits of laughter:

Boosting immunity: Laughter contributes to reducing stress hormones like cortisol and increases immune cells and infection-fighting antibodies, helping protect the body from illness. Even a few minutes of hearty laughter can stimulate changes in the body's immune activity.

Enhancing cardiovascular function: When you laugh, your heart rate increases briefly, followed by a period of muscle relaxation and lowered blood pressure. This is similar to the effect of light physical activity, supporting better blood circulation throughout the body. Frequent laughter can improve blood vessel function and increase blood flow, reducing the risk of heart disease.

Reducing stress and physical pain: Laughter stimulates the release of endorphins, natural chemicals that create a feeling of well-being. Endorphins act as natural painkillers, reducing pain sensations. Physically, it helps relax muscles and reduce tension. Laughter lowers the levels of stress hormones in the body and increases the production of calming neurotransmitters like dopamine and serotonin.

Supporting respiratory health: Deep laughter engages the diaphragm and lungs, stimulating oxygen intake and clearing stale air from the lungs. Hearty laughter aids in oxygen intake and promotes easier, more open airways.

Providing light exercise: Laughter can engage abdominal, shoulder, and diaphragm muscles, increasing heart rate. While it can't replace a gym workout, laughter can be considered a form of light physical activity, benefiting both physical and mental health.

Improving mood: The feeling of relief and happiness after laughter can improve mood, reduce symptoms of depression, and enhance emotional resilience. Laughter fosters closeness and trust in relationships, thereby building emotional connections. It also helps you stay hopeful and optimistic, even during difficult times.

Boosting cognitive function: The positive emotions evoked by laughter can enhance focus, memory, and mental creativity.

Anh Chi (Healthline)