r/COVID19↗
COVID-19
In December 2019, SARS-CoV-2 emerged in the city of Wuhan, China. This subreddit seeks to facilitate scientific discussion of this potential global public health threat. We have very strict rules. Please make sure to read them before posting or commenting. Moderators may lock or remove comments or posts at their discretion.
601k subscribers18 posts / mo in Sep 2026 (incl. ~6% by known bots)12 authors / mosince 2020
r/COVID19 has 601k members (+0.2% over the last 12 months). It gets about 18 posts a month from 12 people. Top topics: Moderna Vaccines & Updates, Gut Microbiome Health and Viral Outbreaks.
When to post on r/COVID19
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How r/COVID19 has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/COVID19
Top topics
Share of the subreddit's posts
- Moderna Vaccines & Updates0.2%
- Gut Microbiome Health0.2%
- Viral Outbreaks0.1%
- Coronavirus Vaccines0.1%
- Nordic Affairs0.1%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Nature
- ScienceDirect
- JAMA Otolaryngology
- medRxiv
- Springer
Everything else about r/COVID19
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