Sexuality Issues for Women Being Treated for Cancer Treatment for cancer can cause many changes that may affect your sexuality. It can also change the physical or emotional closeness you share with another person. Different treatments can cause different physical and psychological changes that can affect how you feel, look, and function. These changes may be temporary, or they may last a long time. Sex and Cancer: Questions for Your Doctor Questions to ask: How long will these changes last? What can I do about them? Is it OK to have sex during treatment? Sexual Relationships and Testicular Cancer Whether the changes you experience are short-term or long lasting, you can find ways to feel good about yourself and to be intimate with your partner. Remember to be patient and give yourself time. Be creative. For Family Members Coping with Prostate Cancer What can you do to help the man in your life with prostate cancer? Keep the lines of communication open. Dealing with Erectile Dysfunction Erectile dysfunction is when a man is not able to achieve or maintain an erection sufficient for his sexual needs. It's often a side effect of the treatments for prostate cancer. Some men have chronic, complete erectile dysfunction, called impotence. Others have partial or brief erections. Impotence/Erectile Dysfunction For most men, erectile dysfunction is caused by physical problems, usually related to the blood supply of the penis. Many advances have occurred in both diagnosis and treatment of erectile dysfunction.