DEAR ANNIE: My own experience tells me that your advice to Starving Wife may have overlooked another possibility. I lived for years with what Starving Wife is experiencing. My sexual relationship began with my husband when he was 42 and I was 45. Our sexual relationship was good until we married three years later. Alas, he “just wasn’t interested anymore,” so he said. We went to counseling, and he lied to the counselor. He had his testosterone checked and it was normal. After 15 years of living this hell, I learned that he was having sex with his secretary two times a week at lunch at her home…