Function Health

The most comprehensive health check.
2,000+ locations. 160+ lab tests.
Advanced imaging. Private AI chat.
Starting at $1/day. Check your health.

[Function Health @function]

A new price. The same depth of data—now $365 a year. That’s $1/day for more hikes, more hugs, and to unlock more healthy years. https://t.co/bd4hVysvre

[Function Health @function]

https://t.co/8kYxp4haI1

[Simon Hill MSc, BSc @theproof]

Some of my latest labs with @function

Note these lab tests are before commencing lipid lowering therapy (my baseline). Point being my goal is to get ApoB down from 75 mg/dl (where I sit with diet/lifestyle alone) to under 50 mg/dl.

Why? Details to come on YouTube

https://t.co/yDFoQqCqfU

[Function Health @function]

Learn more about where your Vitamin D stands.
A Function membership includes Vitamin D testing as part of 160+ lab tests.

[Function Health @function]

Most people think they understand Vitamin D.

But a few details change everything. 🧵⤵️

[Function Health @function]

Not all supplements work the same.

Vitamin D3 has been shown to raise and maintain levels more effectively than D2.

[Function Health @function]

https://t.co/xyZbqMg6EJ

[Function Health @function]

@cmoss23 @JacobEdwardInc We love seeing people take care of themselves so they can keep showing up for the ones they love. 🧡 Send us a DM.

[Function Health @function]

@heyatif Better to know than wonder. Now you can take action 💪.

PS- check out our recent post around PFAS: https://t.co/myuxhgIZrd, you might find slide 6 helpful.

[Function Health @function]

Go beyond a single biomarker. Hormone health is about patterns, not isolated numbers.

Function membership includes 160+ lab tests—with detailed clinician notes interpreting results in context.

[Function Health @function]

Men’s health is often reduced to one number.
But one result rarely tells the full story.

🧵 Here are 11 lab tests that give a more complete picture:

[Function Health @function]

Energy, fertility, body composition, sex drive— When these shift, testosterone often gets the blame.

But it’s just one signal in a bigger system.

[Function Health @function]

@ztownsend Rule #1: Check your health.
Rule #2: Check before you hit send.

Ray is working on both.

[Function Health @function]

@AkalStation Ray has officially completed his first real-world stress test. We hope his cortisol levels go easy on him.

[Perplexity @perplexity_ai]

Two new ways to bring your health data into Perplexity.

Perplexity now connects to Apple Health on iPhone. Use your sleep, activity, and HRV data in Computer.

Function is now available in Perplexity Health. Add labs and ask about biomarkers, blood draws, or panel results.