A $500 annual blood testing membership promises to help consumers take their health into their own hands. Can it deliver?

Naturally, my interest was instantly piqued when I heard about Function Health, which was co-founded by one of my favorite Instagram follows, Dr. Mark Hyman, M.D.As a self-proclaimed recovering ...

It's been said, time and time again, that breakfast is the most important meal of the day, so Dr. Hyman's advice may come in handy. With a following of over 3 million people and status as a ...

Dr. Mark Hyman, center, was the guest speaker at an event sponsored by the nonprofit Environmental Working Group, a staunch critic of the food industry, on March 19, 2024.

As Dr. Hyman mentioned, this level of testing would cost around $15,000 elsewhere, so $499 is an incredible deal. My Experience With Function After years of unexplained symptoms, I was finally ...

The doctor is the founder of the Cleveland Clinic Center for Functional Medicine, as well as having co-founded several health-focused businesses, and he is warning that three grou ...

Dr. Mark Hyman, co-founder and chief medical officer of Function Health, said Friday that chronic disease transcends ...

Dr. Mark Hyman, a “functional medicine” proponent and longtime friend of Robert F. Kennedy Jr., is finding powerful allies in his bid to treat disease with blood tests and supplements.

The author and podcast host starts the day with weights and a shake, swears by a cold plunge — and swears off the booze ...

What doesn’t kill you might not just make you stronger, but help you live longer too. For aging and longevity expert Dr. Mark Hyman, stressing the body and brain is critical to lengthening ...

On the April 9, 2025, episode of The Megyn Kelly Show, Dr. Mark Hyman, co-founder of Function Health, spoke about the benefits of ketogenic diets.