
Intimacy after Cancer: Navigating Sexual Health Post-Treatment
Cancer treatments can cause profound effects on sexual health and intimacy, depending on the type of cancer and the specific treatment received. Understanding the potential side effects on sexual function and how to address them can empower survivors to reclaim their intimate lives.
What you'll learn by reading this page:
Sexual side effects of cancer treatments and how they affect survivors
Sexual dysfunction in women and strategies on how to manage it
Sexual dysfunction in men and strategies on how to manage it
Understanding the sexual side effects of cancer treatment
Cancer treatments can bring about significant changes in many areas of life, and sexual health is no exception. For both men and women, treatments like chemotherapy, radiation, and surgery can lead to a range of sexual side effects, including reduced libido, vaginal dryness, erectile dysfunction, pain during intercourse, or emotional shifts that affect intimacy and relationships. These changes can be both physical and psychological, influencing how individuals feel about their bodies and their connection with their partners.
Understanding the sexual side effects of cancer treatments is an important part of maintaining your overall well-being during and after treatment. While these effects are common, they don’t have to define your sexual health or relationships. There are ways to manage these changes, communicate openly with partners, and find support to help rebuild intimacy and confidence.
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Sexual side effects of chemotherapy
Chemotherapy, which targets rapidly dividing cancer cells, can also affect the body’s normal cells, including those that regulate sexual health. Both men and women may experience a decline in sexual desire, physical discomfort, and emotional barriers to intimacy during chemotherapy.
How chemotherapy affects libido?
Chemotherapy can cause significant changes in libido due to its effect on hormone levels. For men, chemotherapy may lower testosterone, leading to a decreased sex drive. Women may experience disruptions in estrogen production, causing a loss of sexual desire. Fatigue, nausea, and emotional stress further contribute to these changes. These effects are often temporary, but they can be distressing during treatment.
Intimacy and sex during chemotherapy
In addition to reduced libido, chemotherapy can lead to physical side effects that impact sexual health. Men may experience erectile dysfunction, while women may face vaginal dryness, pain during intercourse, or changes in sensation. Fatigue and nausea can also diminish sexual interest, making intimacy challenging.
Many couples find intimacy difficult during chemotherapy due to physical discomfort and emotional exhaustion. However, intimacy doesn’t always have to involve sexual activity. Maintaining physical closeness, such as cuddling, holding hands, and sharing emotional support, can strengthen the connection between partners. Open communication about needs and limitations can help couples maintain a fulfilling relationship during this time.
"Vaginal dryness and discomfort are very common symptoms/concerns among many women of all ages. These symptoms are frequently due to hormonal changes that lead to lower estrogen levels - whether from natural menopause or cancer treatment-induced menopause."

Dr. Lisa Jervis,
Integrative medicine specialist at The After Cancer
Radiation therapy and its impact on sexuality
Radiation therapy can have a variety of effects on sexual health, depending on the area being treated. For those receiving radiation near the reproductive organs, such as pelvic radiation, there can be direct effects on sexual function. For men, this may manifest as erectile dysfunction, while women may experience vaginal dryness, discomfort during intercourse, or changes in sensation. Additionally, radiation can lead to fatigue and emotional stress, which can further reduce sexual desire. While it is generally safe to engage in sexual activity during radiation treatment, it’s important to be aware of any discomfort and to discuss concerns with your healthcare provider.
Sex after radiation therapy: what to expect?
After radiation therapy, patients may experience a range of changes in their sexual health. These can include physical symptoms like pain or discomfort during intercourse, changes in sensation, or a decrease in libido. For men, radiation to the pelvic region may cause erectile dysfunction, because of tissue scarring or reduced blood flow, which can occur immediately or develop over time. Women who receive pelvic radiation may experience vaginal narrowing or dryness, making intercourse uncomfortable. It's important to discuss these side effects with a doctor, as there are treatments available to manage discomfort and improve sexual function. Many of these side effects improve over time, but addressing them early can help maintain a healthy and fulfilling sex life.Treatments such as lubricants, erectile dysfunction medications, or pelvic floor therapy may help restore sexual function.
The impact of surgery on sexual health
Surgical treatments for cancer can profoundly affect sexual health, particularly when they involve organs related to reproduction or hormone production. Prostate surgery for men and breast surgery for women are two common procedures that can lead to significant changes in sexual function and intimacy. Addressing these challenges early can help patients regain confidence and intimacy post-surgery.
Prostate surgery and erectile dysfunction
Prostate surgery, particularly a radical prostatectomy, often results in erectile dysfunction due to the close proximity of nerves that control erections. The extent of erectile dysfunction varies, depending on whether nerve-sparing techniques were used during surgery and the patient's pre-treatment sexual health.

Breast cancer surgery and intimacy
Breast cancer surgeries, such as mastectomy or lumpectomy, can have a profound effect on a woman’s body image and sexual health. The physical loss or alteration of a breast can lead to emotional and psychological challenges that affect intimacy. Understanding these potential changes and seeking support can help women and their partners navigate this difficult transition.
Post-breast surgery, intimacy can become a sensitive subject for many women. The physical scars and changes in appearance may lead to a loss of confidence or feelings of unattractiveness. It’s essential for women and their partners to communicate openly about these challenges. Finding new ways to connect, such as focusing on emotional closeness and exploring new types of physical touch, can help maintain a fulfilling intimate relationship. Support from counselors or therapists who specialize in body image and intimacy after cancer may also be helpful.
"Due to pain or sickness, intimacy may have significantly decreased. One partner may have become more of a caregiver rather than a romantic partner and transitioning back to equal romantic partners can be challenging."

Dr. Tommy Bischoff
Therapist at The After Cancer
Relationship stress after cancer treatment
For many cancer survivors and their partners, adjusting to the post-treatment relationship dynamic can be challenging. After cancer treatment, couples often struggle to shift from the caregiver-patient dynamic back to a romantic and intimate relationship. During treatment, the focus is on survival, which can leave little room for intimacy. The fatigue, discomfort, and physical changes can make survivors feel less confident or “unsexy,” and transitioning back to a sexual relationship can be difficult for both partners.
It’s also common for the non-patient partner to experience sexual dysfunction or stress. Partners may be hesitant to initiate intimacy out of concern for hurting the survivor, or they may worry about causing discomfort. That’s why communication is key for both partners. It’s important to establish an open, respectful dialogue where both can express their needs and concerns.
For survivors who are single, entering the dating world again can be especially challenging. Discussing the impact of treatment on fertility, or even explaining the trauma of their cancer experience, can make dating feel overwhelming. Sharing a complex medical history with a new partner can create anxiety about how to disclose such personal details while building a connection.
Whether you're in a relationship or dating again, addressing these issues may require assertiveness training to improve communication and boost confidence. Role-playing these difficult conversations with a therapist can also help ease the discomfort.
Connecting with other cancer survivors is another great way to gain support and learn from shared experiences. It’s important to remember that support is available, and it’s okay to lean on others who truly understand what you’ve gone through.
Take it slow
It's important to understand that sexual dysfunction post-cancer is common, and there are many options available to help manage and overcome these challenges. By addressing the physical, emotional, and relational aspects of sexual health, cancer survivors can work towards restoring a fulfilling intimate life.
The after cancer period can be a time of feelings of loss and confusion, but the good news is that there is work to be done on changing your identity and feel like a sexual being again. It is important to know that especially with women who had internal radiation, medical trauma can certainly be relevant when it comes to sexual health, and this should be addressed as well. For many cancer survivors, their needs are not fully attended by medical teams, but it is a valid concern and you should absolutely work to address your sexual health and get help to do it.