Evidence map›Paper›PMID 40091514›Full record

ArticlePerspectives on sexual and reproductive health2025

Sync or Swim: Navigating the Tides of Menstrual Cycle Messaging on TikTok.

Emily Pfender, Claire Wanzer, Lotte Mikkers, Amy Bleakley

Abstract read
In one paragraph

Article in Perspectives on sexual and reproductive health, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. [Menstruation on YouTube, Instagram, and TikTok: a content and quality analysis].Bundesgesundheitsblatt, Gesundheitsforschung, Gesundheitsschutz · 2026
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Emily PfenderDepartment of OB/GYN, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
Claire WanzerDepartment of Communication, University of Delaware, Newark, Delaware, USA.
Lotte MikkersErasmus School of Social and Behavioural Sciences, Erasmus University Rotterdam, Rotterdam, the Netherlands.
Amy BleakleyDepartment of Communication, University of Delaware, Newark, Delaware, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo understand messaging about cycle syncing on TikTok, a trend that involves harmonizing daily activities and self-care rituals with various stages of the menstrual cycle.

methodsWe conducted a quantitative content analysis of TikTok videos (N = 100). In January 2023, we collected TikTok videos from content creators using the hashtag #cyclesyncing.

resultsAbout one-third of creators provided credentials. However, very few mentioned scientific evidence. More than half of the creators recommended aligning diet and exercise with the four menstrual cycle phases. Creators specifically recommended diets and exercises for each menstrual cycle phase.

conclusionCycle syncing content on TikTok oversimplifies a complex literature involving tailoring diet and exercise to the menstrual cycle. Our findings also have implications for previous research pointing to negative discourse about hormonal contraception on social media and problematic messaging about women's reproductive health. More expert voices surrounding women's reproductive health are needed in the evolving social media landscape.

Indexed as

Menstrual CycleSocial MediaAdultDietExerciseFemaleHumansReproductive Healthcycle syncingreproductive healthsexual communicationsocial media

Identifiers

PMID40091514
PMCPMC12204122

What OpenQuestion holds

Textmetadata
LicenceCC BY
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.