Compulsive Sexual Behavior Disorder (CSBD)

Tolerance: when the same behavior no longer satisfies

When the same sexual behavior stops satisfying but continues anyway: what tolerance means in CSBD, what the ICD-11 says, and its effect on intimacy.

Clinically reviewed by Ian Birdwell, LPC, CSAT · 2026-10-11 · Next review 2027-10-11

It used to be enough. What once gave relief, excitement or escape now barely registers. You do it anyway, sometimes for longer, sometimes with more, and you are left feeling flat or worse than before you started.

Men describe this in different words: numb, empty, going through the motions, chasing something that is no longer there. Clinically it is often called tolerance. It is worth understanding what the word means here, and what it does not.

What tolerance looks like

  • The behavior produces less of the feeling it used to
  • More time, frequency or intensity is needed to get the same effect
  • Satisfaction afterward is low, or replaced by emptiness, shame or irritability
  • Ordinary sexual experiences, including with a partner, feel less engaging than they once did
  • The behavior continues even when you are not enjoying it

Where the term comes from

"Tolerance" comes from the addiction field, where it describes needing more of a substance to get the same effect. Some clinicians apply the same idea to compulsive sexual behavior. Others are more cautious, and the research on whether sexual behavior works the same way as substances is still debated. CSBD vs. sex addiction explains that wider debate.

The ICD-11 does not list tolerance as a criterion for compulsive sexual behavior disorder. It does include something closely related: the behavior continuing despite little or no satisfaction from it. That is the part of tolerance with the strongest clinical footing, and it is the part most men recognize.

Why it happens

When a behavior is used again and again to change how you feel, its effect tends to wear down. The brain adapts to what is familiar. The same experience that once brought a surge of relief becomes routine, and the gap between what you expect and what you get grows.

Two things usually follow. Some men reach for more: more time, more novelty, more risk. That is escalation. Others keep doing the same thing for less and less return, and the behavior becomes a habit carried out without much feeling at all. Both are signs the behavior is no longer doing what it once did, and that whatever it was managing still needs managing.

Effects on sex with a partner

Some men notice that sex with a partner has become harder: less interest, difficulty with arousal, or needing particular fantasies to stay engaged. This can feed shame and secrecy, which in turn feed the pattern.

These changes have many possible causes, including stress, depression, medication and physical health. Erectile difficulties in particular are worth raising with your physician as well as a clinician, rather than assuming you know the cause. Intimacy disorder covers the relational side of this.

What changes when the behavior stops

Men are often told their sensitivity will "reset" after a set number of days. There is no reliable timeline, and promises like that set people up to feel they have failed. What clinicians do see is that when the behavior is no longer the main way of managing feelings, other experiences, including ordinary intimacy, often become more engaging over time. The early period can be uncomfortable. Sex withdrawal symptoms describes what men commonly notice, and the timeline of recovery covers the longer arc.

What treatment works on

Treatment focuses less on the behavior's diminishing return and more on what it has been doing for you. When the need underneath is addressed, the behavior has less to do. At Iron Ridge that work happens in the eight-week intensive outpatient program: group three times a week, individual therapy under CSAT guidance, and work on intimacy and connection where that is part of the picture. Assessment is the first step, using validated instruments alongside a clinical interview. See CSBD assessments.

Where to start

If the behavior has stopped giving you what it once did and you are still doing it, a consultation is a clinical conversation, not a sales call. Call (512) 877-8616, or start with the confidential self-assessment and the other tools.

If you are in immediate danger or thinking about harming yourself, call or text 988, the Suicide & Crisis Lifeline, available 24 hours a day, or call 911.

This page is part of the Compulsive Sexual Behavior Disorder (CSBD) clinical hub.

Frequently asked questions

Is tolerance a symptom of CSBD?

The term comes from the addiction field, and the ICD-11 does not list it as a criterion. It does include a closely related feature: the behavior continuing despite little or no satisfaction from it.

Why does the same behavior stop satisfying?

When a behavior is used again and again to change how you feel, its effect tends to wear down. Some men respond by escalating; others keep going for less and less return.

Can compulsive sexual behavior affect sex with a partner?

Some men notice less interest or difficulty with arousal. These changes have many possible causes, so erectile difficulties are worth raising with your physician as well as a clinician.

How long does it take for sensitivity to come back?

There is no reliable timeline, and set numbers of days tend to set people up to feel they have failed. Many men find ordinary intimacy becomes more engaging over time once the behavior is no longer their main way of managing feelings.

You do not have to be ready to change to reach out.

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