# Ground Truths

> Facts, data and analytics about biomedical matters.

- **Platform:** substack
- **Category:** Health
- **Subscribers:** 211K
- **Paid subscribers:** 13K
- **Weekly growth:** +0.3%
- **Monthly growth:** +1.2%
- **Last updated:** 2026-07-16
- **URL:** https://erictopol.substack.com
- **Profile:** https://newsletterinsights.io/newsletter/erictopol