Function Health

Science says a long life is built in the dark. Here's why: Sleeping less than 7 hours is linked to shorter life expectancy. In a nationwide study, insufficient sleep was one of the strongest predictors of life expectancy—second only to smoking. The problem? It can be the first thing sacrificed when life gets busy. And sleep influences core systems: - Inflammation: hs-CRP - Metabolic health: Glucose, HbA1c, Insulin - Immune health: White blood cells - Stress: Cortisol Sleep isn’t optional. Treat it like your health depends on it—because it does. Not medical advice. Consult a medical professional with any medical questions. For marketing purposes only.

This is your sign to put the phone down and go to sleep. Revenge bedtime procrastination might feel harmless, but consistently cutting sleep can ripple across your biology—affecting metabolic, inflammatory, and hormone systems. Over time, that may show up in lab tests like hs-CRP, insulin, and cortisol—not just how tired you feel the next day. Function includes 160+ lab tests that help you understand how stress and sleep may be influencing your health. Not medical advice. Consult a medical professional with any medical questions. For marketing purposes only.

Over 1 in 10 women of reproductive age in the US have endometriosis. If you have it, this is your reminder: You’re more than your diagnosis. Your body is complex—and it’s giving you signals worth understanding. Endometriosis is linked to changes in sex hormones, cycle signaling, and fertility. You deserve to know what’s changing in your body as you manage the condition. Start with 160+ lab tests. Not medical advice. Consult a medical professional with any medical questions. For marketing purposes only.

Shortcuts don’t replace fundamentals. Sleep. Stress. Blood sugar. Health isn’t built in a single decision. It’s built in repetition. Function gives you the data to understand how yours are adding up. Not medical advice. Consult a medical professional with any medical questions. For marketing purposes only.

The internet missed what just happened. Katy Perry and Justin Trudeau shared a Hollywood secret. Tracking your biological age instead of your chronological one. Katy is 33.1, even though she's had 41 birthdays. Justin is 43, even though he’s had 54 birthdays. This isn't a quiz. It isn't a game. It's 160+ lab tests that tell you how old your body actually is. The best part? You have access to it. Find out your biological age with Function.

Can you lift and skip cardio? Short answer: no. Lifting and cardio support you differently—and both shape long-term health. It’s not either/or. It’s what your body needs. To train accordingly—start with 160+ lab tests. Equinox Members get Function for $249. Not medical advice. Consult a medical professional with any medical questions. For marketing purposes only.

Spoiler: The food industry isn't built to nourish you. It's engineered for shelf life. Engineered for profit. Your body responds to what you put in it. Check your health.

Diets shouldn’t be trends—they’re tools. The right one depends on what your body needs and how it responds to the foods you fuel it with. Your biology holds answers. Once you understand it, knowing what to eat becomes simple. Not medical advice. Consult a medical professional with any medical questions. For marketing purposes only.

A healthy body isn’t just an investment in feeling good. It’s the smart financial choice. Chase Sapphire card members: You can now earn cash back when you invest in your health with Function. Chase Sapphire Reserve cardmembers earn 50% cash back on a $365 membership. Chase Sapphire Preferred cardmembers earn 15% cash back on a $365 membership. Offer valid through March 31, 2026. Visit Chase Offers in the Chase Mobile®️ app to activate the Function offer.

Your body needs fat. But not all fats do the same job. Omega-3s aren’t a trend. They’re structural. They’re essential. There are 3 key long-chain omega-3 fatty acids: EPA → Supports heart health, mood, and a healthy inflammatory response. Helps lower triglycerides. DHA → Critical for brain, eye, and nervous system function. DPA → Acts as a bridge between EPA and DHA, helping Why they matter: Omega-3s are incorporated into your cell membranes. That means they influence how your cells: → Communicate → Respond to stress → Help regulate inflammation → Support cardiovascular function This isn’t surface-level nutrition. It’s structural biology. Top food sources of EPA + DHA + DPA: → Salmon → Sardines → Mackerel → Herring → Algae oil (plant-based option) If you don’t eat fatty fish regularly, intake drops fast. Omega-3s support your: → Heart → Brain → Eyes → Immune system → Mood They’re not “extra.” They’re foundational. You can’t feel your omega-3 levels. But they influence systems you rely on every day. Function members can test their Omega-3 Index as part of 160+ lab tests annually—giving you real data on where you stand. Know your baseline. Own your health. Not medical advice. Consult a medical professional with any medical questions. For marketing purposes only.