Sleep well, and do free sex. People who lead a healthy lifestyle have a better sex life, say medical experts quoted by the newspaper "WebMD.". "If you feel good, and your relationships will be better quality and better sex life", believes psychologist Karen Zager, New York. While all this seems obvious, few people are willing to change their lifestyle to lose weight, keep up an exercise program, be calm or sleep more. Yet I know not to call this a really free sex. When a person feels ex...