There is something that we all do, whether we are little babies or senior adults, that doctors say is such good medicine that it relieves stress, can cure headaches, fight infections, and even alleviate hypertension.

In fact, when we engage in this activity, there are well documented physical affects, many of them akin to modern exercise. Muscles in the abdomen, chest, shoulders, and elsewhere contract; heart rate and blood pressure increase.

In one burst of this activity the pulse can double from 60 to 120, and systolic blood pressure can shoot from a normal 120 to 200. Once we stop this activity, heartbeat and blood pressure also dip below normal, which is a sign of reduced stress. Now what this physiologically beneficial activity is, is laughing.1

Laughter is good for you, and laught…