Laughter can help relieve tension in even the heaviest of matters.

And, unlike the earlier bombing on the World Trade Center, a major landmark and symbol of the strength of the financial world was, not just damaged but, totally destroyed.

When we can find some humor in our upsets, they no longer seem as large or as important as they once did.

To a child, often the box a toy came in is more appealing than the toy itself.

Laughing is also good for your respiratory system.

There are no language barriers when you are smiling.

It is still not clear from this study how laughter can directly help the heart but other studies have shown that laughter is beneficial for every system in the body.