#RareDiseasesDay
Live, measured metrics for the hashtag #RareDiseasesDay from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #rarediseasesday
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · mas.to (Mastodon public tags API) · fetched 2026-11-11 18:01 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-11-11 18:01 UTCNo related tags with measured usage found for #rarediseasesday.
Live pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-11-11 18:01 UTCEverything below is measured over the latest 9 public posts (spanning ~16976 hours).
Posting hours (UTC)
Languages: English (6) · Dutch (2) · Spanish (1)
Avg boosts / post: 1.3
Top of the latest posts
Rare Diseases Day is February 28th. Over 6000 rare diseases are characterized by a broad diversity of disorders and symptoms that vary not only from disease to disease but also from patient to patient suffering from the same disease. The lo
So, finally, I would like you to remember your rare friends and loved ones on Feb 28, which is international Rare Diseases Day, and in the campaigns that follow in March, embrace a different vision for healthcare that is not about 'cost sav
When we talk about rare diseases the word 'rare' can be very misleading. It makes it seem like only a small group of people are affected. The reality is quite different. NZ has a population of 5 million people. Of those, more than 300,000 h
#rarediseasesday across platforms
every network with a public tag surfaceFollow #rarediseasesday straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/rarediseasesday