“An expert in sexual issues made the following statement: ‘Ninety percent of sexual problems aren’t sexual at all—they have their roots in the emotional barriers we place between ourselves and our partners. We bring these problems into the bedroom from the dinner table, the office, and our past experiences.’ The reasons why a man may lack sexual interest include changing sex roles, fear of closeness, feeling overworked and overstressed, time pressures, boredom, marital conflict, anger, and fear of sexual dysfunction.”