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r/Ultrasound↗

We are a space focused on sharing Ultrasound-related info, whether Medical Sonography or new Research & Engineering advances in ultrasound technology. -- Many of us are Medical Sonographers and will try and help with the education of patients and fellow professionals in understanding Ultrasound, its capabilities and uses. -- We are not here to diagnose your ultrasound exam, but can help you understand the purpose of different exams, their procedures and capabilities.

9.8k subscribers64 posts / mo in Sep 202663 authors / mosince 2013

r/Ultrasound has 9.8k members (+27% over the last 12 months). It gets about 64 posts a month from 63 people.

Free report

When to post on r/Ultrasound

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

Size and growth

How r/Ultrasound has grown

r/Ultrasound

Subscriber growth

Subscribers over time

+27%in 12 months · +6.2% in 3 months · +1.4% in 1 month
Oct 20269.8k
Growing9.8k subscribers
Data since Mar 2018Live · through Oct 2026
r/Ultrasound

Monthly activity

Posts, comments and authors per month

−40%vs Sep 2025 · −25% last 3 months vs the 3 before
Sep 202664
QuieterPeaked at 154 in Jun 2026
Data through Sep 2026 · October usually lands mid-November

Can you post

Posting rules for r/Ultrasound

Which post types r/Ultrasound 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/Ultrasound

The best day and hour for r/Ultrasound, 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/Ultrasound

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

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Who writes here

Who posts on r/Ultrasound

Gender and age of the people who write on r/Ultrasound, 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/Ultrasound

Requests for recommendations, help and alternatives on r/Ultrasound, 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/Ultrasound

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