When we laugh, we give ourselves over to the immediacy of the present moment and transcend stress.
The physical act of laughing is one of the few actions involving the body, emotions, and the soul. When we laugh, we give ourselves over to the immediacy of the present moment. We also are able to momentarily transcend minor physical and mental stresses.
Laughter also can help open our eyes to previously unnoticed absurdities that can make life seem less serious.