Difficulty reaching orgasm or ejaculating is more common than most people realize, and it almost always has an identifiable cause. The issue generally falls into one of a few categories: medications, psychological factors, masturbation habits, lifestyle choices like alcohol use, or underlying health conditions. Most of these are fixable once you know what’s driving the problem.
Medications Are the Most Common Culprit
If you started a new medication and noticed the change, that’s likely your answer. Antidepressants, especially SSRIs like fluoxetine (Prozac), sertraline (Zoloft), and paroxetine (Paxil), are notorious for delaying or completely blocking orgasm. Depending on the specific drug, somewhere between 36% and 73% of people taking them experience some form of sexual dysfunction. This isn’t a rare side effect. It’s one of the most common reasons people stop taking their antidepressants.
Blood pressure medications, particularly beta-blockers and alpha-blockers, can also interfere. So can antipsychotic medications. If you suspect your medication is the issue, don’t stop taking it on your own. A prescriber can often switch you to a different drug in the same class or adjust your dose to reduce the sexual side effects while still treating the underlying condition.
Your Brain Might Be Getting in the Way
Orgasm requires a specific sequence of nervous system events. Your body needs to shift from a relaxed, aroused state into an involuntary reflex. Anxiety disrupts that transition. When you’re stressed, worried about your performance, or focused on whether you’re going to finish, your body floods with adrenaline. That fight-or-flight chemistry works against the reflex your body needs to complete.
There’s a specific pattern sex researchers call “spectatoring,” where you mentally step outside yourself during sex and start observing and judging your own performance. Instead of being in your body and feeling sensation, you’re in your head analyzing what’s happening. This disconnects you from the physical pleasure that builds toward climax. The cruel irony is that the more you worry about not finishing, the harder it becomes to finish, which creates a self-reinforcing cycle.
Relationship stress, unresolved conflict with a partner, or simply not feeling emotionally safe can produce the same effect. Your brain is deeply involved in orgasm, and when it’s preoccupied, your body often can’t get there.
How Masturbation Habits Change Your Threshold
If you can orgasm fine on your own but struggle with a partner, your masturbation technique may have trained your body to need very specific stimulation. This is sometimes called “death grip syndrome,” referring to the habit of using a very tight grip, fast speed, or intense pressure during masturbation. Over time, the nerves in your penis become desensitized to anything less intense. Partnered sex, whether vaginal, oral, or manual stimulation from someone else, simply can’t replicate that same level of pressure.
This creates a cycle: as sensitivity decreases, you grip harder and stroke faster to compensate, which further raises the threshold. Eventually, that one very specific technique becomes the only way you can climax. The good news is that this is reversible. Taking a break from masturbation for a few weeks, or deliberately practicing with a lighter touch and slower pace, allows nerve sensitivity to gradually return to normal. Some people also find that using lubricant and varying their technique helps reset the pattern.
Frequent pornography use can compound the problem by raising the level of mental stimulation you need to stay aroused. If real-life sexual encounters feel less engaging than what you’ve conditioned yourself to, the combination of mental and physical desensitization can make orgasm very difficult to reach.
Alcohol and Substance Use
Alcohol is a central nervous system depressant. Even moderate drinking slows the brain’s processing, alters neurotransmitter activity, and reduces blood flow to the penis. All of these changes make ejaculation harder to reach. Drinking enough to feel buzzed can push ejaculation past the 30-minute mark or prevent it entirely.
Chronic heavy drinking causes longer-term damage. It depletes B vitamins, particularly thiamine, which are essential for the nerves responsible for penile sensation. Over time, this creates a persistent reduction in feeling, not just a temporary one. If you notice the problem happens mostly when you’ve been drinking, alcohol is the likely explanation.
Nicotine and recreational drugs can also contribute. Stimulants, opioids, and cannabis all affect the nervous system pathways involved in orgasm, though the specific effects vary by substance and dose.
Medical Conditions That Affect Ejaculation
Several health conditions directly interfere with the nerves or muscles involved in orgasm. Diabetes is one of the most significant, because chronically elevated blood sugar damages the small nerves throughout the body, including those in the genitals. Multiple sclerosis and spinal cord injuries disrupt the nerve signals between the brain and the pelvic region. Even without a diagnosed condition, any illness that affects your nervous system can potentially cause this problem.
Prostate or bladder surgery can also change things. Some procedures damage the nerves or muscles involved in ejaculation. In some cases, surgery causes retrograde ejaculation, where semen travels backward into the bladder instead of out through the penis. You still have the sensation of orgasm, but little or nothing comes out. This is especially common after prostate surgery.
Age plays a role too. Ejaculation naturally takes longer as you get older. This is a gradual shift, not a sudden change, and it’s a normal part of aging rather than a sign of disease. Interestingly, research published in The Journal of Sexual Medicine found no association between testosterone levels and ejaculation timing, so low testosterone is unlikely to be the cause, despite what some wellness marketing might suggest.
The Role of Your Pelvic Floor
Ejaculation is a muscular event. The muscles in your pelvic floor, particularly those running along the base of the penis and perineum, contract rhythmically to expel semen. These same contractions contribute to the intensity of the orgasmic sensation. If those muscles are weak, overly tight, or poorly coordinated, the ejaculatory reflex may not fire properly.
A pelvic floor that’s chronically tense (from stress, prolonged sitting, or habitual clenching) can actually inhibit the reflex. Intentional relaxation of these muscles during arousal, rather than tensing up, sometimes makes a noticeable difference. Pelvic floor physical therapy is an underused but effective approach for people whose issue has a muscular component.
Figuring Out Your Specific Cause
The most useful first step is narrowing down the pattern. Ask yourself a few questions: Can you orgasm from masturbation but not with a partner? The issue is likely technique-related or psychological. Did the problem start when you began a new medication? That’s your strongest lead. Does it only happen when you’ve been drinking? That’s straightforward. Has it been a gradual change over months or years? A medical cause or age-related shift is more likely.
Clinically, delayed ejaculation is diagnosed when the problem occurs in 75% or more of sexual encounters, has persisted for roughly six months, and causes significant distress. But you don’t need to meet those criteria to address it. If it’s bothering you, it’s worth exploring.
For habit-related causes, the fix is behavioral: change the grip, reduce frequency, vary the stimulation. For psychological causes, working with a therapist who specializes in sexual health can break the spectatoring cycle and reduce performance anxiety. For medication-related causes, a conversation with your prescriber about alternatives is the direct path. For medical causes, treating the underlying condition (or managing it more aggressively) often improves the symptom.