No matter whether you consider yourself to be a runner or not, it can be worth examining why you should run. If you already are a runner, then the following list may renew your drive to run. If you are not yet a runner, then the following list may make you into one. (You have been warned!)
I run for people.
I run to set a good example for my children or grandchildren of taking care of one's health.
I run to stay alive long enough to see my children or grandchildren graduate from college, get married, and start their own families.
I run to raise funds for those less fortunate