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Men's Health: Functional Medicine for Men's Health

Root-cause care for energy, testosterone, metabolism and long-term health

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Jarrod Cooper - ND

Naturopathic Doctor · Author, The Healing Hierarchy

5 min read Updated 2026

Many men only engage with their health once something has clearly gone wrong. But the gradual decline a lot of men accept as just getting older, falling energy, lower drive, weight gain around the middle, poorer sleep, low mood and slipping performance, is usually not something you simply have to live with. These changes have measurable, addressable causes. At Advanced Functional Medicine we work with men across Australia by telehealth to find what is actually going on and to address it, using testing that goes well beyond a standard check-up.

The men we help most are the ones who sense they are running below where they should be, have been told their bloods are fine, and want a proper answer rather than a shrug.

What We Look at

Men’s health symptoms usually sit across several connected systems, and the useful answer comes from looking at them together.

Hormones and testosterone. Testosterone matters for energy, mood, body composition, drive and long-term health, and it is affected by far more than age, including body fat, blood sugar, stress, sleep and nutrient status. We assess the full picture rather than reacting to a single number, because low testosterone is often the result of something upstream that can be addressed.

Metabolic health. Insulin resistance, blood sugar, cholesterol and visceral fat are central to how men age and to cardiovascular risk. This is one of the highest-impact areas we work in for men, and it is very responsive once it is measured properly.

Energy and mitochondria. Persistent fatigue and poor recovery often trace back to mitochondrial function, thyroid or nutrient deficiencies rather than simply doing too much or getting older.

Gut and inflammation. Gut health and chronic inflammation quietly drive a lot of what men experience, including mood, energy and metabolic problems.

Prostate and long-term risk. Proactive, root-cause attention to metabolic and hormonal health also supports long-term prostate and cardiovascular outcomes, which is where getting ahead of things pays off most.

Conditions and Goals We Work With

Low energy and fatigue, low testosterone symptoms, weight gain and metabolic health, poor sleep, low mood, reduced drive and performance, prostate health, and general optimisation and longevity for men who would rather get ahead of decline than react to it later.

How We Investigate

We test rather than assume. This typically includes an extended blood panel of over eighty markers read against optimal ranges, covering hormones, metabolic markers and nutrients, and where relevant organic acids and gut testing. Reading those results against optimal rather than just normal ranges is often what surfaces the answer a standard check-up missed. From there we build a sequenced plan aimed at the causes, not just the symptoms.

FAQ

Frequently
asked questions

The questions patients ask most often when they first come in. If yours isn't here, bring it to your appointment.

My blood tests came back normal but I feel flat and tired. Why?

Standard blood tests are read against broad reference ranges built from an average, often unwell, population, so you can sit inside normal and still be well below optimal. We read an extended panel against optimal ranges and look at the connected drivers, hormones, metabolic health, thyroid, nutrients and the gut, which is where the answer usually is.

Do you treat low testosterone?

We investigate why testosterone is low, which is the part that usually gets skipped. Body fat, insulin resistance, poor sleep, stress and nutrient deficiencies all suppress testosterone, and addressing those often improves it. We look at the whole picture and work alongside your medical care.

Is this just for older men?

No. A lot of the men we see are in their thirties and forties noticing energy, weight, sleep or drive slipping. The earlier the drivers are addressed, the better the long-term result.

What is the value of the metabolic focus?

Metabolic health, blood sugar, insulin and visceral fat, is one of the biggest levers for how men feel now and how they age. It is measurable, it is treatable, and it links directly to energy, testosterone and long-term risk.

Do I need to travel to see you?

No. We consult across Australia by telehealth with the same care and testing as an in-person visit. Pathology is collected locally and everything runs through your patient portal.

How telehealth works

Telehealth: the same care, wherever you are

Most of the patients I treat never set foot in the Perth clinic, and that is by design, not compromise. Telehealth patients get exactly the same care and access as someone who walks in the door in person. Not a reduced version: the same practitioner, the same functional testing, the same treatment sequence, the same follow-up. Plenty of my Perth patients choose telehealth anyway, simply because it is more convenient than travelling in.

Here is what that looks like in practice. Consultations run through a secure medical video link, joinable from your phone or computer with nothing to download. Your testing is arranged through our electronic links with the major Australian pathology labs, so you collect locally and the results come straight back to me. Any specialised kits that are not collected at a standard centre are simply posted to your door. Every patient also has access to a secure online patient portal, where your results are stored, you can message me and the team directly between appointments, and order your supplements. Being interstate or overseas changes nothing about the standard of care you receive.

Where to start

Two paths forward,
depending on where you are.

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WRITTEN BY

Jarrod Cooper - ND

Naturopathic Doctor and founder of Advanced Functional Medicine. Consults from Perth, Western Australia and via telehealth nationally and internationally. Author of The Healing Hierarchy: Restore Function. Rebuild Your Body.

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