Why Perimenopause Makes It Hard to Hear
Why Can I Hear You, But Not Take In What You’re Saying?
Have you ever stood looking directly at someone, watching their lips move and hearing every single sound perfectly? Only to realize your brain has absolutely no idea what they just said?
It feels exactly like a hearing impairment. You might find yourself leaning in closer, turning up the television, or experiencing what many women informally call “hearing fog.” But more often than not, your ears aren't the problem. What you are experiencing is the frustrating, invisible gap between hearing words and actually processing them.
While research hasn't established a formal medical diagnosis called "menopause-related auditory processing disorder," science does confirm that the hormonal shifts of midlife alter some of the exact cognitive tracks we use to handle spoken information.
If you’ve ever found yourself saying, “I heard you perfectly... but somehow it just didn’t go in,” you aren't imagining things. Here is a look at the biological puzzle behind hearing fog, and why spoken words suddenly feel so slippery.
The Invisible Relay Race: Hearing vs. Processing
To understand why spoken words fail to register, it helps to look at the massive relay race your brain runs every time someone speaks.
- The Ears Catch the Sound: First, the cochlea in your inner ear converts sound waves into electrical signals.
- The Brain Maps the Signal: These signals travel to the auditory cortex in your brain's temporal lobes, which analyses raw data like pitch, volume, and timing.
- The Brain Decodes the Meaning: Finally, wider neural networks must instantly decode those sounds into recognizable speech, connect the words to their actual definitions, and hold the whole sentence together so it makes sense.
At the exact same time, your prefrontal cortex acts as the traffic controller, forcing you to pay attention while holding that fresh information temporarily in your working memory.
Why Spoken Words Are Hard Work
Spoken information carries a unique complication: it disappears.
Imagine a colleague tossing a casual, multi-step instruction your way:
“When you’ve finished that report, could you email it to Sarah, copy David in, add last month’s figures, and then put a copy in the shared folder?”
To successfully complete that task, your working memory has to build a rapid, internal mental stack on the fly:
Report → Sarah → David → Figures → Shared Folder.
Because speech vanishes into thin air the second it is uttered, you cannot hit "rewind" to re-verify a detail. Your brain must hold enough of the message internally to understand it, organize it, and act on it before the words disappear forever. During perimenopause, that internal holding space can become significantly less efficient.
Where Do Oestrogen and Progesterone Fit In?
The primary driver behind this processing lag is oestrogen, specifically oestradiol (E2); the dominant form of oestrogen during your reproductive years.
Oestradiol is far more than a reproductive hormone; it is a powerful brain modulator. Oestrogen receptors are scattered all throughout your brain networks and deeply embedded within the auditory system itself. Research suggests that oestradiol directly influences the neural pathways responsible for carrying and processing sound waves.
When oestradiol levels begin fluctuating unpredictably during perimenopause, those well-travelled neural highways can hit a few bumps. (It is worth noting that progesterone changes drastically too as ovulation becomes irregular, but its direct impact on hearing mechanisms is far less understood, and the two hormones behave quite differently in the nervous system.)
At the same time, cognitive health research shows that attention, processing speed, and verbal memory often experience a temporary dip in efficiency during the menopause transition. When you combine fluctuating hormones with a slight dip in processing speed, the brain simply struggles to keep up with the fast-moving stream of speech.
Why Seeing Information Feels So Much Easier
Have you noticed that you rarely struggle with instructions sent via email or text? There is a profound biological reason for that.
Written information places an entirely different demand on your brain because it remains stable in your environment. If that same multi-step instruction lands in your inbox, you can read a line, execute a step, look back, and double-check the details at your own pace.
The screen or the notebook becomes a temporary piece of "external memory." Instead of forcing your brain to do 100% of the heavy lifting internally, you have shared the workload with the environment around you. This isn’t about being a "visual learner". Reading and listening both activate massive, overlapping brain networks. The critical difference is that text stands still, while speech runs away.
What the Data Actually Tells Us
"Brain fog" is rarely just one thing going wrong. It is a shifting combination of minor changes in concentration, word retrieval, and processing speed.
- The 2023 Cognition Review: A comprehensive review of midlife cognition found that verbal learning and verbal memory are the areas most consistently affected during perimenopause, alongside emerging evidence of subtle variations in working memory and attention.
- The SWAN Study: One of the largest longitudinal studies on women's health followed 2,362 women through the menopause transition. It uncovered a subtle, temporary slowdown in verbal memory and processing speed. Interestingly, women during perimenopause didn't show the typical "practice effect" (improving scores when taking the same cognitive test a second time), but their processing performance naturally rebounded after the transition was complete. (The original SWAN study data is fully documented and reviewed online).
This is a shift in processing and not a loss of capability
For a woman who has spent decades building a successful career or managing a busy life, suddenly needing to say “Can you repeat that?” can feel deeply unsettling.
She may wonder whether she is becoming less competent. She might contribute less in meetings, avoid taking on something new or work even harder to conceal the difficulty because she is frightened that other people will notice.
But there is an important distinction between losing an ability and finding one particular way of accessing information more difficult.
Your knowledge has not disappeared. Your professional experience, critical judgement, problem-solving ability and hard-earned skills are still there. What may have changed is how easily your brain can take in, organise and retain information when it is delivered quickly and then disappears.
That is not the same as no longer being able to do your job.
Workplaces already understand this principle in many other situations. Adjustments are routinely used to remove barriers for employees with physical, sensory or cognitive difficulties. A screen reader does not do somebody’s job for them. A quieter workspace does not reduce the quality expected from their work. Written instructions do not make a person less skilled.
The purpose of an adjustment is not to lower the standard. It is to change the conditions so that the employee can continue meeting that standard.
The same principle can be applied here. If a woman can complete a complex piece of work accurately when the instructions are written down, the problem is not her ability to do the work. The unnecessary barrier is expecting her to retain a long series of verbal instructions after hearing them only once.
Sometimes very small changes can remove that barrier:
- Get it in writing: Ask for multi-step tasks, important dates or changes to be confirmed by email or message.
- Create an external memory: Keep a notebook open during conversations and write down key words as soon as you hear them.
- Repeat the action back: Saying “So I’ll email Sarah, copy David and then save the report in the shared folder” gives your brain another opportunity to process the information and confirms that you have understood it correctly.
- Break it into steps: Deal with one part of a complicated instruction before moving on to the next.
- Reduce competing noise: Move away from conversations, telephones or noisy equipment when something important is being discussed.
- Follow up meetings: Send or request a short written summary of the decisions made and who is responsible for each action.
The task remains the same. The deadline remains the same. The standard of work remains the same. Only the route by which the information reaches you has changed.
Asking for information in a form your brain can use is not an admission of incompetence. It is a practical act of professional self-management.
You have not lost the ability to do the job. You may simply need the information required for that job to reach you differently for a while.
A Critical Safety Reminder
While perimenopause heavily influences how your brain organizes information, it shouldn’t be a blanket excuse for every physical change.
If speech suddenly sounds physically muffled, if you are experiencing a persistent ringing (tinnitus), or if you notice a distinct drop in hearing in just one ear, it is vital to get a professional healthcare evaluation rather than assuming it is just hormonal brain fog.
The Bottom Line
Perimenopause may temporarily alter how efficiently your brain handles a moving stream of spoken words, but a shift in processing speed is completely different from a loss of intelligence.
Perhaps the solution isn't to force your brain to work exactly the way it did ten years ago. Perhaps true empowerment lies in recognising how your brain operates best right now, and confidently give it the tools to adapt to its needs.
You may wish to read the following articles:
References
Greendale, G.A., Huang, M-H., Wight, R.G., Seeman, T., Luetters, C., Avis, N.E., Johnston, J. and Karlamangla, A.S. (2009). Effects of the menopause transition and hormone use on cognitive performance in midlife women. Neurology, 72(21), 1850–1857. Read the SWAN study
Metcalf, C.A., Duffy, K.A., Page, C.E. and Novick, A.M. (2023). Cognitive Problems in Perimenopause: A Review of Recent Evidence. Current Psychiatry Reports, 25(10), 501–511. Read the research