Function was founded with a singular focus: empower you to live 100 healthy years.

A fulfilling life depends on health, and health depends on awareness. You are the source of your truth and we are here to enrich you with the deepest awareness of what is happening within you. We start by bringing together routine whole-body lab testing, advanced imaging, and the world’s top doctors. It is our first step in helping you pursue a lifetime of avoiding disease and feeling your best.

Across the Function team, we have each had health challenges shape our lives. We’ve experienced healthcare’s shortcomings juxtaposed with the brilliance of medicine. It inspires us to remove complexity, place exponential health technology in your hands, and put privacy first. Our unwavering commitment is to empower you to own your ever-changing health. Function is all about you.

Welcome to your health.

Awards

Time 100 Most Influential Companies
Fast Company World Changing Ideas Finalist 2024
Fast Company Most Innovative Companies 2024
Oprah Daily Self Care O-Awards 2025
Inc. Best in Business 2025
Linkedin 2025 Top Startups
Merit Awards Healthcare Innovation Project of the Year | Gold

Partnerships

Equinox
Erewhon
Eudēmonia
NBPA
OneMind
Sweetgreen
Thrive Global

Built with the world's top doctors

Function’s Medical & Scientific Advisory Board

Mark Hyman, M.D.

Mark Hyman, M.D.

Former Cleveland Clinic physician. CMO of Function Health.

JoAnn E. Manson, M.D., MPH, DrPH

JoAnn E. Manson, M.D., MPH, DrPH

Chief of Preventive Medicine at Brigham & Women’s Hospital. Professor at Harvard.

Andrew Huberman, PhD

Andrew Huberman, PhD

Professor of Neurobiology at Stanford School of Medicine.

Toby Cosgrove, M.D.

Toby Cosgrove, M.D.

Former CEO of Cleveland Clinic. Top heart surgeon.

Daniel Sodickson, M.D., PhD

Daniel Sodickson, M.D., PhD

Chief of Innovation at NYU Langone. Pioneer of AI-driven MRI.

Azra Raza, M.D.

Azra Raza, M.D.

Top medical oncologist. Professor at Columbia University.

Eddie Chang, M.D.

Eddie Chang, M.D.

Professor & Chair of Neurological Surgery at UCSF.

Luis A. Diaz, M.D.

Luis A. Diaz, M.D.

Head of the Division of Solid Tumor Oncology at Memorial Sloan Kettering Cancer Center.

Yves Michel Duroseau, M.D.

Yves Michel Duroseau, M.D.

Chair of the Department of Emergency Medicine at Lenox Hill Hospital.

Jordan Shlain, M.D.

Jordan Shlain, M.D.

Primary care physician, Founder & Chairman of Private Medical.

Gold standard for lab testing

Labs trusted by the medical community. Established partners. Consistent, reliable results.

Explore testing options

2,000+ lab test locations across the US

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2,000+

2,000+

Over 75 million results delivered to Function members

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75M+

75M+

SOC 2 Type II and HIPAA-aligned

Your health data is encrypted, protected, and handled under strict privacy and security controls.

Learn more about security

Leadership team

The changemakers who first brought our mission to life.

An unprecedented career move

Function is a mission. We are building a world where living 100 healthy years isn’t the exception—it’s the expectation. Join our team to push boundaries and transform lives, starting with your own. Perks and benefits include:

Function membership
Fully remote
Flexible PTO
Competitive 401(k) match
Comprehensive health insurance
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Life is short?

We disagree.