Fun Facts: What Happens When You Laugh

Research confirms the following health benefits reaped from a hearty chuckle:

* Your heart and lungs are stimulated.

* You breathe deeper and oxygenate more blood.

* Your body releases endorphins, your own natural pain killers, and you produce more immune cells.

* You burn seventy-eight times as many calories as you would in a resting state.

* The residual effects of laughter are also something to smile about -- your muscles and arteries relax, which helps ease pain, and your blood pressure lowers and your pulse drops below normal, all of which some researchers think helps your digestion.

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