Lesson plan
Function Health
Function Health, often stylized as simply Function, is an American company and platform headquartered in Austin, Texas. The venture capital-backed company offers blood testing services. The company was co-founded by Mark Hyman, Pranitha Patil, Mike Nemke, Seth Weisfeld, Jonathan Swerdlin and Daniel Swerdlin. The company offers a membership-based health platform with direct-to-consumer blood testing, urine testing (21 tests), for a total of 160 tests, along with AI-generated reports and cross-promotion of supplements, with an option of adding full-body MRI and CT scans. The company was valued at $2.5 billion in its last financing round in November 2025.
Article summary
Function Health, often stylized as simply Function, is an American company and platform headquartered in Austin, Texas. The venture capital-backed company offers blood testing services. The company was co-founded by Mark Hyman, Pranitha Patil, Mike Nemke, Seth Weisfeld, Jonathan Swerdlin and Daniel Swerdlin. The company offers a membership-based health platform with direct-to-consumer blood testing, urine testing (21 tests), for a total of 160 tests, along with AI-generated reports and cross-promotion of supplements, with an option of adding full-body MRI and CT scans. The company was valued at $2.5 billion in its last financing round in November 2025.
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Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- If two sources disagreed about one of these facts, what would you need in order to trust one over the other?
Bibliography
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Key claims and bibliography are generated from the same tracked claims and sources as the article page.