One early study that demonstrated the effectiveness of laughter in a clinical setting showed that laughter could help patients with atopic dermatitis respond less to allergens. Other studies have shown that laughter can help alleviate stress and pain, and can assist cardiopulmonary rehabilitation.
One initial study confirming laughter's effectiveness in a medical context revealed that it could lessen the impact of allergens on patients with atopic dermatitis. Other studies have shown that laughter can mitigate stress and pain, and enhance cardiopulmonary rehabilitation.