Function for
John Hancock's Valued Partners

Access a one-year Function membership

Exclusive access for John Hancock

Function is an innovative platform including 100+ lab tests — spanning heart, hormones, thyroid, metabolic, nutrients, toxins, stress, and more. With 5x more tests than the average physical and twice-yearly testing, you can monitor early indicators of a number of diseases and pinpoint areas for improvement. Receive detailed insights from board-certified doctors along with a third-party clinician summary of your results each time you test. Function provides an evolving health strategy tailored to your biology, giving you a simple way to manage your lifelong health.

Data that puts your health in motion

Find out where you stand. Decide where you’re going.
100+ biomarkers
Comprehensive testing
next steps
Clear action plans
Biological Age
wearables
Integration with health trackers
Steps
4,787
avg
Sleep
7.5
hrs avg
Resting HR
64
bpm avg
Apple Health
iFit
Withings
Peloton
Oura
Fitbit
Garmin

Testing is easy

01

Schedule lab tests

At 2,000+ Quest Diagnostics locations
02

Get 100+ results

Explained by top doctors and researchers

03

Take action

Upgrade daily routines and test again

Not your average checkup

No insurance needed

Transparent pricing

Heart testing beyond cholesterol

Autoimmunity testing

Hormones & fertility testing

Nutrient & electrolyte testing

Access to cancer testing

Standard checkup

Medical & Scientific Advisory Board

The experts guiding the evolution of proactive health.
Andrew Huberman, PhD

Professor of Neurobiology at Stanford School of Medicine and host of the Huberman Lab podcast.

Daniel Sodickson, M.D., PhD

Chief of Innovation and Professor of Radiology at NYU Medical School, pioneered parallel MRI and AI-driven imaging technology.

Azra Raza, M.D.

Professor of Medicine at Columbia University, medical oncology specialist.

Luis A. Diaz, M.D.

Head of the Division of Solid Tumor Oncology at Memorial Sloan Kettering Cancer Center, and leader in cancer genetics.