In Dr. Cutler's study the occurrence of orgasm was not as important as the fact that sex was with another person. Intimacy and emotional bonding may be the most influential factors in the positive aspects of sex. As a psychiatrist I have seen many people withhold sex as a way to show hurt, anger, or disappointment. Dr. Cutler's research suggests that this is self-defeating behavior. The more you withhold the worse it may be for you.
Appropriate sex is one of the keys to the brain's fountain of youth.
This is the most natural, efficient way to breathe. They breathe almost exclusively with their bellies. A quick way to learn belly breathing is to lay on the floor and put a book on your belly. As you breathe in make the book rise as you fill your lower lungs with air. As you breathe out make the book fall as you use your belly to exhale all the air out of your lungs.