More people are killed on the highway as the result of drunk driving. The abuse of alcohol makes a person careless and more subject to destroy and harm life. Another form of self destruction occurs from gluttony. Heart disease is rampant in America. Many heart problems are brought on by poor eating, and overeating.
Obesity is all too common in America.
It is unhealthy to be overweight, and does harm to our body. I know that it can be quite difficult to loose weight. Those who have a problem and seriously try to overcome it are to be commended. One final form of self-destruction ought to be mentioned. You guessed it - smoking tobacco, especially cigarettes.