The G spot sex toy for women and depression are two common mental illnesses that can affect sexual identity. Anxiety makes people feel confused about their own identity, while depression often leaves them feeling worthless and inadequate. If you're suffering from anxiety or depression, it's possible that your self-esteem issues may be affecting your sex life.Even if the person in your life doesn't have a diagnosed mental illness, anxiety and low self-esteem can cause problems with sexual identity as well. If your partner feels like they're not good enough to engage in certain activities or just doesn't feel like having sex at all, it could be because of these issues.