Lyme Disease and Sexual Function—What’s Being Missed?
Loss of libido?
Changes in sexual function?
Lyme disease may be part of the picture.
What if the symptoms are real—but rarely discussed? Lyme disease can affect sexual health, including libido and sexual function, yet these symptoms are often overlooked in clinical care.
A key pattern is under-recognition. Patients may not report symptoms, and clinicians may not ask.
See Lyme disease symptoms guide.
What the Study Found
A pilot study evaluating patients with Lyme disease found that 50% reported loss of libido, compared to none in the control group.
A key pattern is selective impact. Symptoms were not explained by medication or bladder dysfunction.
This suggests that sexual symptoms may be related to the disease process itself.
Beyond Libido: Sexual Function Changes
A key pattern is broader impact. Lyme disease may affect multiple aspects of sexual function.
- Reduced libido
- Erectile dysfunction
- Decreased arousal
- Fatigue-related changes in sexual activity
These symptoms may occur alongside neurologic or systemic illness.
Why Sexual Symptoms May Occur
A key pattern is multi-system involvement. Lyme disease can affect systems involved in sexual health:
- Central nervous system
- Autonomic nervous system
- Hormonal signaling
- Inflammatory pathways
- Energy and fatigue regulation
These overlapping factors may contribute to changes in libido and function.
Why These Symptoms Are Often Missed
A key pattern is silence. Sexual symptoms may not be discussed.
- Patients may feel uncomfortable raising concerns
- Symptoms may be attributed to stress or aging
- Focus remains on more visible Lyme symptoms
This contributes to under-recognition.
See Lyme disease misdiagnosis.
Why This Matters
A key pattern is quality of life impact. Sexual health affects relationships, well-being, and recovery.
Unrecognized symptoms may add to the burden of illness.
Clinical Perspective
Sexual symptoms should be considered as part of the broader clinical picture in Lyme disease.
Recognition depends on open discussion and awareness of less commonly reported symptoms.
Clinical Takeaway
Lyme disease may affect libido and sexual function, including erectile dysfunction in some patients.
Patterns of under-recognition and multi-system involvement are key to identifying these symptoms.
Dr. Daniel Cameron, MD, MPH
Lyme disease clinician with over 30 years of experience and past president of ILADS.
Symptoms • Testing • Coinfections • Recovery • Pediatric • Prevention
