Laughter is a pleasant physical reaction and emotion consisting usually of rhythmical, usually audible contractions of the diaphragm and other parts of the respiratory system. It is a response to certain external or internal stimuli.

Laughter is not limited to communicating mirth. It can be triggered by embarrassment and other social discomforts. Laughter may have evolved to facilitate bonding across large groups of people.

Feb 5, 2024 · It’s true: laughter is strong medicine. It draws people together in ways that trigger healthy physical and emotional changes in the body. Laughter strengthens your immune system, boosts mood, diminishes pain, and protects you from the damaging effects of stress.

May 8, 2024 · Laughing can relieve stress, increase pain tolerance, support immunity, and more. Learn many health benefits of laughter, along with how to laugh more in your life.

Laughter is powerful stress-relief medicine. Discover how to fire up your sense of humor.

Oct 1, 2024 · Yes! Laughter can aid stress relief, mental health, pain, immune system function, and even boost your overall well-being. Here are the health benefits of laughter.

Nov 11, 2022 · Early research suggests laughter can decrease stress hormones, reduce artery inflammation and increase HDL, the “good” cholesterol. Here are three ways in which laughter can give you a ...

Jul 1, 2021 · Laughter is a surprisingly complicated process, engaging multiple regions of the brain and the body. Everyone likes a good belly laugh from time to time, and science supports that feeling....

Mar 29, 2025 · Scientific research concurs. An article, “Laughter is the best medicine,” 2 in the June 2023 issue of the British medical journal The Lancet, describes a video of a Ukrainian soldier dancing ...

We shrieked with laughter when we realized how stupid we'd been. His stories had them in fits of laughter. Raucous laughter came from the next room. We nearly split our sides with laughter …