# 100 Effed Facts About the Gender Health Gap

> Evvy's 100 Effed Facts book sold out in less than a week, the company said.

- Owner: Evvy
- Kind: Book
- Sector: Health & fitness
- Seed date: 2024-06-01
- Peak date: 2024-06-10
- Spread Score: 30 (Niche, provisional), v1.2
- Mechanics: Scarcity drop, Brand pile-on

## Summary

Evvy put its book of 100 facts on the gender health gap on sale on June 1, 2024, and announced it on June 10 for Equal Research Day. 46 partners shared 12 Instagram Collabs. Evvy says it sold out in under a week; PRINT reported it sold out in July.

## Timeline

- 2024-06-01 — Evvy (Open web) — The book went on sale on June 1, according to Forbes.
- Jun 2024 — Evvy (Retail) — Evvy held an in-person launch event for the book in New York, Bruzek told MediaPost.
- Jun 2024 — Evvy (Instagram) — Pledged $1 to WHAM per June Instagram post tagging @Evvy and #EqualResearchDay, capped at $1,993.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/developers).

Canonical URL: https://howitspread.com/cases/100-effed-facts-about-the-gender-health-gap

Cite as: How It Spread (2026). “100 Effed Facts About the Gender Health Gap.” Case HIS-00900. Spread Score v1.2: 30/100. Updated 2026-10-15. https://howitspread.com/id/HIS-00900