How Long Does Porn Withdrawal Last? What Research Says
Short answer: Nobody can give you a reliable number of days, because the research is thin and the studies disagree. Surveys of people recalling past attempts report things like irritability, poor sleep and strong urges, while the one randomised trial we found, which ran for 7 days, found no evidence of withdrawal-related symptoms. If you feel rough after stopping, that is common to report, it is not a diagnosis, and there are practical ways to get through it.
This guide sticks to what published studies say and flags where they are small, short or based on memory. It is not medical advice.
What people report
A survey of Polish students (Dwulit and Rzymski, 2019). Of 4,260 current pornography users, 51.0% had tried to give it up at least once. Of those, 72.2% reported at least one effect, most often erotic dreams (53.5%), irritability (26.4%), attention disturbance (26.0%) and a sense of loneliness (22.2%).
A nationally representative Polish survey (Lewczuk and colleagues, 2022). It had 1,541 adults and asked about symptoms when people "cut down on sexual activity" or stopped for some time. The most reported symptoms were frequent sexual thoughts that were difficult to stop, increased arousal, sexual desire that was difficult to control, irritability, frequent mood changes and sleep problems. For example, irritability was reported by 37.9% of participants with compulsive sexual behaviour disorder (CSBD) and 25.4% of those with problematic pornography use.
Journals from an online forum (Fernandez, Kuss and Griffiths, 2021). In 104 journals by men trying to abstain, members listed mood swings, anxiety, restlessness, insomnia, fatigue and irritability as possible withdrawal symptoms. Close to one-third described a "flatline", a drop in sexual desire. Some were unsure whether a bad mood was withdrawal or something else, such as stress at work.
All three rely on self-report, and the two surveys ask people to look back at past attempts.
What studies that measured it as it happened found
A 7-day randomised trial (Fernandez, Kuss and Griffiths, 2023). 176 undergraduates who used pornography at least three times a week were assigned to abstain for 7 days (86 people) or carry on as usual (90 people). The authors reported that "no evidence of withdrawal-related symptoms was found" for the abstaining group. One exploratory result, more craving among daily users with high problematic-use scores, was flagged as needing caution. The sample was non-clinical and 64.2% female, and 45.35% of the abstaining group reported using pornography at least once.
A 10-day study of 30 men (Sassover, Kushnir and Weinstein, 2024). Participants were asked to avoid all sexual activity and rated symptoms at the start and on days 3, 7 and 10. The authors concluded that men with compulsive sexual behaviour showed "reduced withdrawal symptom during abstinence". But that group scored higher than the comparison group before abstinence began, compliance was self-reported, and 30 people is a small sample.
A 2020 systematic review (Fernandez, Kuss and Griffiths). Covering 47 prospective studies of short-term abstinence across six possible behavioural addictions, it found "a paucity of prospective studies" apart from exercise, and noted that possible counterproductive effects of abstinence were not adequately assessed.
Why the results disagree
Several things could explain the gap between surveys and trials. We list them as possibilities, since the studies do not settle it.
Memory. The authors of the 7-day trial note that retrospective reports are open to recall bias.
Ordinary desire. Lewczuk and colleagues suggest that many reported changes, such as more sexual thoughts and arousal, may, at least to some degree, reflect a natural, though possibly elevated, response to going without, although they add that this could still make sexual behaviour harder to control.
Different groups and short windows. The 7-day trial used a non-clinical sample, and 7 to 10 days may not capture what happens over longer stretches.
Unclear definitions. The authors of the 10-day study write that assertions of withdrawal in this area "are often based on general impressions rather than methodological research". ICD-11's description of CSBD does not list withdrawal as a component. By comparison, the American Psychiatric Association's gambling disorder criteria include "Restlessness or irritability when trying to cut down or stop gambling". "Porn addiction" itself is not a formal diagnosis.
So how long does it last?
We could not find a study that tracked people for weeks or months and gives a trustworthy timeline for porn. In the 10-day study, the authors chose the length because other addiction literature suggested withdrawal symptoms peak between 2 and 7 days after stopping, which is an assumption from other conditions, not a porn finding. In that study, the average score on a 20-item withdrawal questionnaire in the compulsive-behaviour group (14 men) was 63.86 at baseline, 54.36 on day 3, 41.21 on day 7 and 33.43 on day 10. Because scores were already high at baseline, we would not read this as a timeline.
The honest summary: some people report a rough patch, some report almost nothing, and no one can tell you which group you will fall into or how long it will last. A bad week does not mean something is wrong with you.
Getting through it
These are practical suggestions, not treatments for a condition.
Protect your sleep. For ordinary sleep problems, the NHS suggests going to bed only when sleepy, getting up at the same time every day, relaxing for at least an hour before bed, exercising regularly during the day, and not using devices like smartphones right before bed.
Move and connect. The NHS lists being physically active and connecting with other people among its five steps to mental wellbeing.
Make the urge harder to act on. The forum study found that some members were tempted to use porn to "test" whether they still functioned sexually during a flatline. Treat that urge as one to wait out. Keep your blocks on. For ways to ride out an urge, see our practical plan: https://mamoriblocker.com/guides/how-to-stop-watching-porn/ If you are still preparing, our guide to the first two weeks covers setup: https://mamoriblocker.com/guides/how-to-quit-porn/
Keep a short log. Write down what you feel and when. In our view, a pattern (for example, irritability only on bad-sleep days) is easier to act on than a vague dread.
When to get help
The NHS says depression involves feeling persistently sad "for weeks or months, rather than just a few days", and that you should seek help from a GP if you think you may be depressed. Talk to a GP or a licensed therapist if low mood, anxiety or sleep problems are heavy or lasting, if you keep returning to porn despite wanting to stop, or if it affects work or relationships. Our guide to the signs covers the ICD-11 criteria: https://mamoriblocker.com/guides/porn-addiction-signs/ For support options, see our guide on how to stop porn addiction: https://mamoriblocker.com/guides/how-to-stop-porn-addiction/
If you ever feel you might harm yourself, call your local emergency number. In the UK you can call 111 and select the mental health option, or call Samaritans on 116 123.
FAQ
Is porn withdrawal real?
The evidence is mixed. Some people report withdrawal-like symptoms, and a 7-day randomised trial of regular users found no evidence of them. Researchers still disagree about how to describe what happens.
What is the porn flatline?
It is a term from online forums for a drop in sexual desire after stopping, sometimes with low mood. In a study of 104 forum journals, close to one-third of members described it. We did not find research on how long it lasts.
Does having symptoms mean I am addicted?
No. Symptoms alone cannot tell you that, and only a qualified professional can assess it. The ICD-11 diagnosis of CSBD also rests on other criteria, such as a persistent failure to control intense, repetitive sexual impulses.
Should I see a doctor?
Consider it if symptoms are heavy or persist for weeks. If you have thoughts of harming yourself, get urgent help: call your local emergency number, or in the UK call 111 and select the mental health option.
Where Mamori fits
Mamori is a newer app for iPhone, iPad and Android that blocks 2.5M+ adult sites across the whole phone, not just one browser. In the early days after stopping, a block can add a little distance between an urge and an action. On Android it works as an on-device DNS filter with no remote VPN server, no browsing logs and nothing uploaded. On iPhone and iPad it uses Apple's Screen Time web content filter plus its own blocklist.
Its locks are set in advance: a cooldown timer, a random phrase, or a PIN or passphrase, and a trusted person can hold the PIN. Protection off means off, so the friction is the lock you chose before switching it off. Honest limits: Android allows only one VPN at a time, so another VPN or blocker can switch Mamori's filter off, and no blocker replaces support from people or a professional. It cannot ease mood or sleep problems.
There is a 7-day free trial on the monthly and annual plans, plus a one-time lifetime option.
Sources
Fernandez, Kuss, Griffiths, Effects of a 7-Day Pornography Abstinence Period on Withdrawal-Related Symptoms in Regular Pornography Users: A Randomized Controlled Study (PMC): https://pmc.ncbi.nlm.nih.gov/articles/PMC9847461/
Sassover, Kushnir, Weinstein, Investigating mood-modification, withdrawal, and sensitization in compulsive sexual behaviour (Frontiers in Psychiatry, PMC): https://pmc.ncbi.nlm.nih.gov/articles/PMC11502338/
Fernandez, Kuss, Griffiths, Short-term abstinence effects across potential behavioral addictions: A systematic review (PubMed): https://pubmed.ncbi.nlm.nih.gov/32062303/
Lewczuk and colleagues, Withdrawal and tolerance as related to compulsive sexual behavior disorder and problematic pornography use: preregistered study based on a nationally representative sample in Poland (PMC): https://pmc.ncbi.nlm.nih.gov/articles/PMC9881655/