Only authentic laughter and smiling have psychological and physiological benefits.

Authentic Laughter

Genuine laughter that reflects true amusement, joy, or happiness, as opposed to forced or fake laughter.

Physiological Benefits

The positive effects of activities or behaviors on the body's physical functioning, health, or well-being.

Psychological Benefits

Positive effects on mental health and well-being that arise from engaging in certain activities, therapies, or experiences.