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r/ProstateCancer↗

Prostate Cancer

This world's largest online community dedicated to discussion, news, answers, and knowledge focused on prostate cancer and prostate health.

22k subscribers364 posts / mo in Sep 2026275 authors / mosince 2010

r/ProstateCancer has 22k members (+34% over the last 12 months). It gets about 364 posts a month from 275 people. Top topics: FDA Drug Approvals, Cancer Immunotherapy Updates and PSA Submissions.

Free report

When to post on r/ProstateCancer

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Visitors without an account can open 3 subreddit reports a day. The best time to post on r/ProstateCancer, removal risk and the rest of the report are one step away.

Size and growth

How r/ProstateCancer has grown

r/ProstateCancer

Subscriber growth

Subscribers over time

+34%in 12 months · +6.2% in 3 months · +1.3% in 1 month
Oct 202622k
Growing22k subscribers
Data since Mar 2018Live · through Oct 2026
r/ProstateCancer

Monthly activity

Posts, comments and authors per month

−25%vs Sep 2025 · −14% last 3 months vs the 3 before
Sep 2026364
QuieterPeaked at 533 in Jan 2025
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/ProstateCancer

Top topics

Share of the subreddit's posts

  1. FDA Drug Approvals<0.1%
  2. Cancer Immunotherapy Updates<0.1%
  3. PSA Submissions<0.1%
  4. Deaths and Tributes<0.1%
  5. Father's Day & Dads<0.1%

Brands people mention

Most-mentioned brands and sites, last 12 months

Can you post

Posting rules for r/ProstateCancer

Which post types r/ProstateCancer allows, the karma and account age it asks for, required flair, and every community rule — read from Reddit.

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Timing and removals

How often posts get removed on r/ProstateCancer

The best day and hour for r/ProstateCancer, how many posts moderators remove and which kinds, the shape of its year, and weekdays against weekends.

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What to post

What works on r/ProstateCancer

Title and body length that does well on r/ProstateCancer, and its mix of text posts, links, images, galleries and video.

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Who writes here

Who posts on r/ProstateCancer

Gender and age of the people who write on r/ProstateCancer, the countries and US states they live in, their jobs, and whether a few regulars carry the conversation.

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How they talk

What people ask for on r/ProstateCancer

Requests for recommendations, help and alternatives on r/ProstateCancer, its signature words and phrases, the brands and sites people link with counts, and the tone of the comments.

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The full report

See all of r/ProstateCancer

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