Lyme Antibodies
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Log in to your Function membership to buy any add-on package. New to Function? Sign up for a membership to get started.
Book your blood draw through Function—either in the app or online. It’s quick and easy, with access to 2,000+ Quest locations nationwide.
Your results will appear directly in the Function app or website, along with personalized action insights to help you understand and act on your data.
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Scans are changing the fight against cancer with an early and accurate look inside your body.
I’m a lifelong athlete and I’ve always taken my health seriously so I was shocked that my scan showed stage 3 kidney tumors on both kidneys. My physician says taking the scan has given me a chance for a longer life.
Function blows my mind. The UI, UX, price and clinician notes are all phenomenal.
Take control before cancer does
Only 5% of cancers have recommended preventive tests.
Over one-third of people will face cancer in their lifetime.
Half of cancers are found at a late stage.
The same cancer, two different outcomes
Proactive MRI scans caught Holly’s cancer early—twice
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