#worldblooddonorday

We track 9 posts using #worldblooddonorday across 3 networks, carrying 2M engagement between them — an average of 226.8K per post.

It is used most on Bluesky: 6 of the 9 posts we hold, 67% of the total.

And Bluesky is not just where the volume is: it is also where the tag performs best per post, averaging 102.

Ranking comes from the posts themselves rather than from how often the tag appears, and it is recalculated as new posts are collected. How we measure this →