Global Belly Laugh Day: The Mental Health Science Behind Laughter 

January 23, 2026
Two men at a cafe, laughing

By LaKisha Watson, MS, LCDC-I, Manager of AllOne Therapy 

January 24th is Global Belly Laugh Day, a reminder that humor isn’t just entertainment—it’s a mental health tool supported by research. In a world where many people feel weighed down by stress or emotional fatigue, laughter offers a simple, accessible way to support wellbeing. 

What Happens in the Brain When You Laugh 

Laughter triggers several neurological and physiological responses: 

  • Endorphin release: Laughter increases endorphins, the body’s natural mood enhancers 
  • Reduced cortisol: Stress hormones decrease, helping the nervous system regulate 
  • Muscle relaxation: Physical tension releases, lowering pain and fatigue 
  • Improved oxygen flow: Laughter increases oxygen intake, which boosts alertness 

This combination helps interrupt negative emotional cycles and gives the mind a moment of relief. 

Laughter as a Social Connector 

From a mental health standpoint, shared laughter strengthens relationships. It: 

  • Signals safety and trust 
  • Builds rapport 
  • Reduces feelings of loneliness 
  • Enhances emotional attunement 

These factors are particularly important because strong social connections act as protective buffers against depression and anxiety. 

Why Laughter Matters During Stressful Seasons 

During periods of burnout or emotional heaviness, joy can feel distant. Yet small moments of humor can help re-engage the parts of the brain associated with pleasure and connection. 

People often rediscover that they can feel lighter, even briefly, which creates momentum toward emotional recovery. 

Incorporating More Laughter Into Daily Life 

This doesn’t require forced humor or pretending things are fine. Instead, it can look like: 

  • Watching something genuinely funny 
  • Talking with someone who naturally lifts your mood 
  • Allowing yourself to laugh at everyday moments 
  • Bringing small, playful interactions into your routine 

Laughter doesn’t remove challenges, but it gives the mind and body temporary relief—enough to reset and continue moving forward with more capacity. 

If you would like to talk to someone and are considering therapy, we invite you to explore our services or book a session now.