- Lower blood pressure
- Increase vascular blood flow and oxygenation of the blood
- Give a workout to the diaphragm and abdominal, respiratory, facial, leg, and back muscles
- Reduce certain stress hormones such as cortisol and adrenaline
- Increase the response of tumor- and disease-killing cells such as Gamma-interferon and T-cells
- Defend against respiratory infections–even reducing the frequency of colds–by immunoglobulon in saliva.
- Increase memory and learning; in a study at Johns Hopkins University Medical School, humor during instruction led to increased test scores
- Improve alertness, creativity, and memory
Now this should make you laugh:
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