Journal

What is happening to your mind, explained.

Plain answers about memory, focus and words in the perimenopause years, with the research behind them. New articles every week.

  1. 2 min read

    Forgetting names in your 40s: is it normal?

    Forgetting names more often in your forties is common, and in perimenopause it is one of the most reported memory changes. Names are harder to retrieve...

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  2. 2 min read

    How long does perimenopause brain fog last? Is it permanent?

    For most women, perimenopause brain fog is temporary. It tends to come and go during the transition, which usually lasts around four years but can run...

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  3. 2 min read

    9 small things that make a perimenopause brain fog day easier

    Nothing cures perimenopause brain fog overnight, but small habits lower its cost: write names down before meetings, do your hardest thinking in your clearest hour, work...

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  4. 2 min read

    Reading the same email four times: perimenopause and focus at work

    Rereading emails is a common sign of perimenopause brain fog. Concentration and processing speed lean on working memory, which is sensitive to the estrogen swings and...

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  5. 2 min read

    The doorway effect: why you forget why you walked into a room

    Forgetting why you walked into a room is called the doorway effect: the brain files memories by scene, and a doorway acts like a scene break....

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  6. 3 min read

    Why words go missing mid sentence in perimenopause

    Losing words mid sentence is one of the most common cognitive changes of perimenopause. Swinging estrogen affects the brain regions that handle memory and language, and...

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  7. 3 min read

    Perimenopause brain fog or early dementia? What the research shows

    Usually not. Up to 60 percent of women in the menopause transition report brain fog, while 87 to 89 percent still score normal or near normal...

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