For about fifteen years I thought I had one bad week in me every month, and that the bad week was a character flaw.
It was always the same week. I just couldn't see that it was the same week, because I was inside it.
The words would start slipping mid-sentence. The planner I'd been keeping faithfully would suddenly feel like someone else's homework. I'd snap at Linnea over the dishwasher and then cry in the pantry about having snapped. Whatever ground I thought I'd gained that month would feel gone, and I would think, quietly and with total conviction, so this is who you actually are. The rest was a performance.
Then my period would come, and three days later I'd feel like myself, and I would forget the whole thing until it happened again.
The pattern I couldn't see
I want to be careful here, because I'm a coach, not a doctor. But this is the single most common pattern I see that women have never had named for them, and naming it changes things fast.
Your ADHD symptoms are not constant. They move. And for a lot of us, they move on a schedule.
Most months have a week where the floor drops. Focus gets more expensive. Emotions get louder. The small slights that you'd normally let go of land like accusations. The systems that were holding (the sticky note, the alarm, the morning anchor) stop holding, and the failure feels like proof of something about your character.
It usually is not about your character. It is often about a hormone.
What the estrogen drop does to a dopamine-starved brain
Here is the mechanic, in plain language.
Across your cycle, estrogen rises in the first half, peaks around ovulation, and then drops through the second half (the luteal phase), bottoming out in the days right before your period.
Estrogen does a lot of things, but the one that matters for us is this. Estrogen helps your brain make and use dopamine. Dopamine is the exact neurotransmitter that ADHD brains are short on in the first place. It's the chemistry behind focus, motivation, and the ability to start a boring task.
So follow the line. When estrogen is high, you have a little more dopamine to work with, and your symptoms feel lighter. When estrogen drops in the luteal week, the dopamine you can access drops with it, and a brain that was already running low gets pushed under its line.
This is the same idea as the focus floor I write about in the drip, the minimum cognitive bandwidth you have before your brain starts dropping things. Sleep drops the floor. A skipped meal drops the floor. And a hormonal week in the cycle drops the floor, sometimes by half, on a schedule you could circle on a calendar if anyone had told you to.
The emotional side is just as real. The luteal week is when rejection sensitivity gets sharpest, when the thing your partner said lands as contempt instead of a comment, when the spiral runs faster and further. For women whose hard week tips into genuine despair, there's a recognized condition called premenstrual dysphoric disorder, or PMDD, and it shows up more often in women with ADHD than in women without it. If your bad week is more than a bad mood, that is worth a real conversation with a real clinician, not a sticky note.
Why nobody told you, or me
I found this out at thirty-eight, from a paragraph in a research summary, not from a doctor.
There are reasons it stays hidden. ADHD research was done on boys for decades, so the way hormones interact with our symptoms barely got studied until recently. Cycle symptoms get filed under "PMS" and waved off. And the week itself erases the evidence, because by the time you feel like yourself again, the bad week is in the not now file and you've stopped thinking about it.
There's a second, bigger version of this that I have to mention, because it's why a lot of you found me at all.
Estrogen doesn't just dip monthly. It declines overall through the late thirties and forties, in perimenopause. For many late-diagnosed women, that decline is exactly when the old coping systems stop working, when the wheels come off a life that used to mostly hold, and when they finally walk into an assessment. The ADHD was always there. The hormonal buffer that used to soften it is what changed. If that's you, you are not getting worse as a person. You are losing a chemical assist you never knew you had.
The hard week is a date, not a verdict
Here is the one thing to try this week. It is small and it is the whole point.
For the next month, keep a calendar where you can see it. Mark the first day of your period when it comes. And on any day your symptoms spike, the days the words slip and the planner dies and the dishwasher becomes a referendum on your worth, put one small dot.
That's it. Don't fix anything. Don't add a supplement, don't change your medication, don't start a regimen. Just chart it for one cycle.
Because next month, when the dots cluster in the same place, the hard week stops being a verdict about who you are and becomes a date you can see coming. And a date you can see coming is something you can plan around.
Once you can see it, you do less, on purpose, that week. You move the hard conversation out of it. You don't launch the new system in it. You tell the people close to you, "this is my low week, it's chemical, it passes." You treat the planner failing the way you'd treat a sprained ankle, not a moral collapse. This is not a discipline problem, the same way the drawer full of failed planners was never a discipline problem. It is a structural, chemical week, and structure is something you can work with once you can name it.
The longer version of how the luteal week sharpens rejection sensitivity, and how to hold your relationships steady through it instead of detonating them on a predictable schedule, is in Soft Where It Counts, the third book in The Late Bloom Series. It's the book I wish I'd had in the pantry, all those months I was crying about the dishwasher.
You are not a different person one week a month. You are the same person, running on less of the chemistry you need, on a schedule. Chart the schedule. That's the work this week.
Maren
Read more about Maren on the about page.