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.
In looking for humor, keep in mind this guideline: Sometimes it takes a little time to see the humor in your upsets; you may not find something to laugh about immediately.
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.