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r/PMDD↗

Managing it one luteal phase at a time.

A science based sub for PMDD. Premenstrual dysphoric disorder (PMDD) is a menstrual-related affective disorder (MRAD). It is not the same as premenstrual syndrome (PMS) or PME (premenstrual exacerbation). PMDD is listed in the DSM-5 and ICD-11.

162k subscribers1,494 posts / mo in Sep 2026 (incl. <1% by known bots)907 authors / mosince 2012

r/PMDD has 162k members (+25% over the last 12 months). It gets about 1,494 posts a month from 907 people. Top topics: Work Tears, SickDaysGuilt and HateMyJob.

Free report

When to post on r/PMDD

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Size and growth

How r/PMDD has grown

r/PMDD

Subscriber growth

Subscribers over time

+25%in 12 months · +5.1% in 3 months · +1.1% in 1 month
Oct 2026162k
Growing162k subscribers
Data since Mar 2018Live · through Oct 2026
r/PMDD

Monthly activity

Posts, comments and authors per month

−1.3%vs Sep 2025 · −4.2% last 3 months vs the 3 before
Sep 20261.5k
QuieterPeaked at 2k in Sep 2024
Sep 2026: incl. <1% by known botsData through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/PMDD

Top topics

Share of the subreddit's posts

  1. Work Tears<0.1%
  2. SickDaysGuilt<0.1%
  3. HateMyJob<0.1%
  4. Girl Dinner<0.1%
  5. QuittingJobs<0.1%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. WhatsApp
  2. ScienceDirect
  3. Doi
  4. Qualtrics
  5. Belle Health

The full report

Everything else about r/PMDD

Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.

Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research