“What laughter can do for you? Laughter relieves stress and relax the whole body. It boosts the immune system and release endorphins to relieve pain. Laughter prevents heart disease by increasing blood flow and improving the function of blood vessels. Laughter diminishes anxiety, fear, improves overall mood, and add joy to your life. Laughter is also known to reduce allergic reactions related to dust mite allergy sufferers.
Laughter also has some social benefits, such as strengthening relationships, improving teamwork and reducing conflicts, and making oneself more attractive to others. Whether you are trying to cope with a terminal illness or just trying to manage your stress or anxiety levels, laughter is a significant enhancement to your life.” Wikipedia – Laughter