1.2K posts analyzed Updated Sep 2026
Averages 39 posts/day, top 5% activity. Most active Thursdays around 8 PM UTC. Mostly text posts (99%).
r/MCAS Traffic & Engagement r/MCAS Traffic & Engagement
Volume and engagement over time Posting volume and engagement over time
Post Format
Upvote Distribution
How upvoted posts perform Only posts with 2+ upvotes. The bands below show how those posts are spread by upvote count.
r/MCAS Most Active Times When r/MCAS Is Most Active
Peak posting by day and hour (UTC) When this community posts most, by day and hour (UTC)
Most Active by Day
r/MCAS Flair Performance r/MCAS Flair Performance
Upvotes and volume by flair Average upvotes and post volume by flair
| Flair | Posts | Upvotes |
|---|---|---|
| WARNING: Medical Image | 18 (100.0%) | 16 |
Post Type Breakdown
Share by text, image, or link Share of posts by format: text, image, or link
r/MCAS Trending Keywords Trending Keywords in r/MCAS
Ranked by how often they appear Title keywords ranked by how often they appear
| Keyword | Mentions ▼ | Upvotes | Comments |
|---|---|---|---|
| mcas | 271 (23.0%) | 10 | 13 |
| anyone | 93 (7.9%) | 11 | 17 |
| help | 68 (5.8%) | 7 | 14 |
| cromolyn | 54 (4.6%) | 7 | 12 |
| symptoms | 53 (4.5%) | 9 | 11 |
| flare | 52 (4.4%) | 6 | 8 |
| ketotifen | 43 (3.6%) | 5 | 7 |
| need | 33 (2.8%) | 9 | 17 |
| else | 33 (2.8%) | 13 | 17 |
| advice | 31 (2.6%) | 5 | 9 |
r/MCAS Mentioned Domains Mentioned Domains in r/MCAS
Most linked sites Most linked sites in this subreddit
This community doesn't link off-site.
Its posts are text, images, or discussion rather than outbound links.
r/MCAS Top Posts Top Performing Posts in r/MCAS
Highest-performing posts Highest-performing posts. Each title links to Reddit.
Are we having like an MCAS Histamine Allergy PANDEMIC
Getting on mast cell stabilizers revealed that I narcolepsy.
Starving to death on a hospital ward
US to block most if not all international mail order medications
Update: Starving to death on a hospital ward
Mitochondrial Dysfunction
This illness is hell
This illness is a joke
I think flares makes me a little "manic-y"
Mcas sucks the joy out of everything
| Title | Upvotes | Comments | Type | Date |
|---|---|---|---|---|
| Are we having like an MCAS Histamine Allergy PANDEMIC | 219 | 141 | text | Sep 18 |
| Getting on mast cell stabilizers revealed that I narcolepsy. | 189 | 41 | text | Sep 7 |
| Starving to death on a hospital ward | 158 | 189 | text | Sep 20 |
| US to block most if not all international mail order medications | 141 | 44 | text | Sep 15 |
| Update: Starving to death on a hospital ward | 128 | 58 | link | Sep 23 |
| Mitochondrial Dysfunction | 125 | 155 | text | Sep 27 |
| This illness is hell | 114 | 57 | text | Sep 4 |
| This illness is a joke | 111 | 55 | text | Sep 10 |
| I think flares makes me a little "manic-y" | 110 | 69 | text | Sep 19 |
| Mcas sucks the joy out of everything | 110 | 22 | text | Sep 12 |
r/MCAS Audience Overlap r/MCAS Subreddit Overlap & Related Communities
Overlapping audiences Communities with overlapping audiences
r/MCAS FAQ Frequently Asked Questions About r/MCAS
What's the best time to post on r/MCAS?
Based on posting volume, r/MCAS is most active on Thursdays around 8 PM UTC. That window has the most community activity, but busier hours also mean more competition for attention.
How active is r/MCAS?
r/MCAS averages 39 posts per day and ranks in the top 5% for activity among tracked SFW subreddits.
How many upvotes do posts on r/MCAS get?
Posts on r/MCAS average about 10 upvotes this month (net score per post).
What kind of posts does r/MCAS get most?
On r/MCAS, most posts are text posts (99%)