People may talk to a sex therapist about a wide variety of issues related to their sexual health and well-being. Some common topics that people bring up in sex therapy sessions include: Low libido or lack of sexual desire. Difficulty becoming or staying aroused. Erectile dysfunction or premature ejaculation. Difficulty achieving orgasm. Painful sex. Sexual dysfunction related to medical conditions or medications. Relationship difficulties that may be impacting sexual satisfaction.The main goal of sex therapy is to help individuals and couples improve their sexual functioning and satisfaction.