Board Certifications

Internal Medicine

Education

‍Stanford University School of Medicine (MD 1989-1994), University of California, Berkeley (MPH, Epidemiology and Biostatistics), University of California, San Francisco (Internal Medicine Residency)

‍Areas of Expertise

▪️Metabolic

▪️Cardiovascular

▪️Hormonal (Men)

▪️Hormonal (Women)

▪️Longevity Medicine

▪️Preventative Medicine

▪️Functional Medicine

▪️Neurology / Brian / Cognitive

▪️Sleep / Circadian

▪️Sports Medicine

▪️Nutrition / Weight Management

▪️Peptides

In simple terms, what is your specialty?

Precision integrative medicine

Why is this critical for healthspan (not just lifespan)?

Because living to 90 means nothing if you’re metabolically broken, cognitively declining, emotionally numb, and on six medications by 70.

Most medicine is obsessed with keeping you alive. I’m obsessed with keeping you vital. There’s a massive difference.

Here’s what I see constantly: men who are technically “healthy” by standard lab ranges but feel like they’re running on fumes. Testosterone tanking. Sleep architecture wrecked. Chronic low-grade inflammation quietly destroys their cardiovascular system, their brain, and their mood. Their doctor told them their labs “look fine.” They are not fine.

Healthspan is the number of years you’re actually living – sharp, strong, present, and capable of doing the things that make life worth living. The research is unambiguous: the biggest threats to healthspan aren’t acute diseases, but rather the slow metabolic, hormonal, and psychological erosion that conventional medicine often doesn’t catch until it’s already a problem.

What is one misconception about your field?

That integrative medicine means abandoning science for crystals and wishful thinking.

It’s not entirely unearned — there’s real noise in this space. But here’s the reality: the most cutting-edge, evidence-based medicine happening right now is integrative medicine. Psychedelic-assisted therapy is publishing landmark trials in JAMA Psychiatry. Lifestyle medicine is reversing type 2 diabetes in peer-reviewed, replicated studies. Hormonal optimization, HRV, sleep architecture, inflammatory biomarkers — this is where the serious longevity science lives.

Conventional medicine has its own magical thinking — the belief that a pharmaceutical can fix what a broken lifestyle, dysregulated nervous system, and hormonal decline created. That’s not science. That’s habit and economics.

I go where the evidence leads, even when it makes conventional practitioners uncomfortable. Sometimes that’s a prescription. Sometimes it’s ketamine therapy. Sometimes it’s telling someone that no protocol will work until they fundamentally change how they’re living.

Integrative doesn’t mean soft. In my experience, it demands more rigor, more curiosity, and more honesty than conventional medicine ever requires.

What early warning markers do most people overlook? And what happens long-term if this area is ignored?

The markers I see most chronically ignored are fasting insulin, testosterone trajectory, triglyceride-to-HDL ratio, high-sensitivity CRP, sleep architecture quality, HRV, and VO2 max. None of them is exotic. Almost none are routinely ordered in standard care.

Ignore them long enough, and the trajectory is predictable: cognition slowly fragments, cardiovascular damage quietly accumulates, hormonal decline accelerates biological aging, and chronic stress that never got addressed becomes autoimmune disease, metabolic dysfunction, and cancer risk.

But the real cost isn’t any single diagnosis. It’s more insidious than that. You don’t collapse — you just slowly become a lesser version of yourself and call it aging. Vitality drains so gradually you stop noticing it’s gone.

That’s what makes these markers so critical. The damage is invisible until it isn’t. And by the time it isn’t, you’ve lost years of the intervention window that you’re never getting back.

What does traditional healthcare get wrong about prevention?

Traditional healthcare doesn’t practice prevention. It practices early disease detection. Those are not the same thing.

Cardiovascular disease, metabolic dysfunction, hormonal decline — these begin silently in your 30s. Conventional medicine doesn’t engage until your 50s or 60s. We’re consistently a decade or two late.

Why does advanced biomarker testing and tracking matter?

Because you cannot optimize what you cannot measure — and standard lab panels are measuring the wrong things, too late, with too little precision. They’re diagnostic tools designed to catch disease after the fact, not optimization tools designed to keep you ahead of it. Advanced biomarker testing — fasting insulin, ApoB, comprehensive hormone panels, inflammatory markers, VO2 max, HRV — tells me what’s actually happening in your biology years before anything shows up on a standard panel. And because biology is deeply individual, tracking these markers over time reveals the trends, patterns, and early signals that a single annual snapshot completely misses. That’s the difference between guessing and actually knowing.

Why did you join EverSpan Life?

‍EverSpan Life is solving a problem I’ve cared about for a long time: how do you bring precision integrative medicine to people who don’t live in San Francisco, can’t afford a concierge practice, but deserve exactly the same quality of thinking about their health?

The answer they’ve built — nationwide telemedicine, advanced diagnostics, personalized protocols, a Blue Zone-informed lifestyle framework — is philosophically aligned with everything I believe. Proactive over reactive. Root causes over symptom management. Vitality as the goal, not just the absence of disease.

What resonated most is that EverSpan Life isn’t trying to replicate the broken system at scale. It’s building something genuinely different — accessible, continuous, whole-person care that treats health as a lifelong journey rather than a series of disconnected appointments.

I joined the medical advisory board because the mission is right, the science is sound, and frankly, the need is enormous. Most people will never walk through my door in the Presidio. They shouldn’t have to in order to get this quality of care. This is how good medicine reaches more people. That matters to me.

What excites you most about ESL’s (EverSpan Life) mission?

The kind of care I believe in, proactive biomarker tracking, personalized protocols, root cause medicine, lifestyle as the primary intervention, has historically been available only to people with the resources and geography to access it. Science doesn’t care how much money you make. The biology is the same. The opportunity to intervene early is the same. But the access has never been.

EverSpan Life closes that gap. Telemedicine eliminates geography. Personalized protocols eliminate one-size-fits-all mediocrity. The Blue Zone framework grounds everything in the most powerful longevity lever we have, how you actually live. Suddenly, this quality of thinking about health is available to someone in rural Ohio who’s been told their labs look fine while quietly declining for a decade.

This model has the potential to change the trajectory for hundreds of thousands of people who would otherwise never access this level of care.

69ccfc133036ef868de30aa1_Dr. Jacobs - Portrait

Dr. Brad Jacobs

MD, MPH

Functional medicine expert

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@everspanlife

Personalized Health Optimization

Using your genes, bio markers, medical innovation and advanced technologies to optimize health and longevity

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