sexual function and fertility after SCI
Sexuality and the wish to have children do not disappear after a spinal cord injury, and they are among the things people most want — yet least often get to talk about — when planning life afterward. Sexual function is partly governed by the same spinal nerves and reflexes that the injury disrupts, so it changes in ways that depend on the level and completeness of the injury. Understanding those changes, honestly and without embarrassment, is a genuine part of rehabilitation.
Two different pathways drive the physical side of sex, and they sit at different parts of the cord. A reflex response (for example a reflex erection or lubrication) is generated by the lower sacral cord in response to direct touch and can survive even when the brain is disconnected — so it is often preserved in higher injuries that leave that sacral reflex centre intact. A psychogenic response (arousal driven by thoughts, sights, or feelings) travels down from the brain and depends on pathways being intact, so it is more affected by complete injuries. Sensation in the genital area may be reduced or absent, and orgasm changes. Fertility differs by sex: women generally remain fertile and, after periods may briefly pause, can conceive and carry a pregnancy (with careful attention to autonomic dysreflexia during labour). Men commonly have difficulty with erections and especially with ejaculation, but assisted techniques to obtain sperm and reproductive technologies mean biological fatherhood is frequently still possible.
This matters because intimacy, partnership, and parenthood are central to quality of life, and silence around them causes needless distress. Good rehabilitation brings the topic up openly, gives accurate information rather than myths, offers practical strategies and, where wanted, medical and fertility options, and reframes sex as something broader than one mechanical act — emphasising communication, sensation that remains, and creativity. A crucial safety point woven through all of it: in higher injuries, sexual activity, labour, and fertility procedures can all trigger autonomic dysreflexia, so this must be anticipated and managed.
After a complete T6 injury, a couple worried they could never have children. The team explains that the woman's fertility is usually unaffected, that pregnancy is possible with careful monitoring for autonomic dysreflexia during labour, and that for the male partner sperm-retrieval techniques exist — turning silent fear into a real plan.
Reflex responses can survive higher injuries; women usually stay fertile; men often need assisted techniques for sperm.
A common and damaging myth is that spinal cord injury ends all sexual life and the chance of biological children. In reality sexual response and fertility are altered, not erased, and often workable. But sexual activity, labour, and fertility procedures can provoke autonomic dysreflexia in higher injuries — a real safety consideration, not a reason for fear. Educational only.