Erectile Dysfunction and Your Heart: What Charleston Men Should Know

Ashley Harwyn, PA-C  |  A4M Board Certified  |  Published September 1, 2026  |  11 min read

Most men bring this up at the end of the appointment, after their hand is already on the door. I understand why. I would still rather hear it first, because of all the things a man might tell me in a Mount Pleasant exam room, this is among the most informative.

Erectile dysfunction is a vascular symptom before it is a sexual one. That single reframing changes what the visit should look like, and it is the reason I would rather you came in about this at forty-five than at sixty. It is also why this is assessed here alongside testosterone and the wider hormone picture rather than as an isolated complaint.

What the symptom is actually telling you

The mechanics are unglamorous and worth knowing. An erection depends on the lining of the blood vessels, the endothelium, relaxing so that blood can fill tissue faster than it drains away. That lining is the same tissue that lines your coronary arteries. When it stops working well, it stops working everywhere, but the effect shows up first in the smallest vessels.

The penile arteries are roughly one to two millimeters across. The coronary arteries are three to four. A degree of narrowing that produces no chest pain at all can be more than enough to change what happens in the smaller vessel. This is not a metaphor. It is a difference in diameter, and it is why the symptom arrives early.

An umbrella review pooling seven systematic reviews put numbers on it. Men with ED carried a relative risk of 1.45 for cardiovascular disease, 1.50 for coronary heart disease, 1.36 for stroke and 1.25 for death from any cause [2].

I want to be careful about what those figures mean, because this is where health writing usually overreaches. A relative risk of 1.50 is a fifty percent increase relative to the comparison group. It is not a fifty percent chance of a heart attack. Whether a fifty percent increase matters much to you depends entirely on how large your baseline risk was to begin with, and establishing that is the whole point of an assessment.

The part that makes this worth an early appointment

Symptoms of ED usually predate symptomatic angina by two to three years, and other major cardiovascular events by three to five years [3].

The instinct runs the other way, of course. The symptom is embarrassing, the fix is advertised everywhere, and telemedicine will send tablets to your door in Mount Pleasant without anyone checking a blood pressure. That route treats the symptom and discards the information.

Younger men are the ones this matters most for

Early onset ED is associated with a greater increase in future cardiac risk than the same symptom first appearing in an older man. In one analysis, men aged 30 to 39 with moderate to severe dysfunction carried a 65 percent increased risk of coronary heart disease over the following decade [3].

A man of thirty-five reads that and assumes it is written for someone else. He is the person it is written for. In an older man the finding is expected and sits alongside a dozen others. In a younger man it is an outlier, and outliers are worth investigating.

What a real assessment covers

The guideline is specific about the shape of the visit. Men should be counseled that ED is a risk marker for cardiovascular disease and other conditions warranting evaluation. Morning serum total testosterone should be measured, and at least two morning samples should be obtained before a testosterone deficiency is diagnosed [1].

Two draws, both early in the day, because testosterone follows a daily rhythm and an afternoon level cannot be interpreted against a morning reference range. This is the same standard I described in the piece on low testosterone, and it is skipped just as often here.

Alongside that, the things that determine whether the vascular explanation holds: blood pressure, a lipid panel, fasting glucose or HbA1c, a cardiovascular risk estimate, a medication review, and an honest conversation about sleep. Untreated sleep apnea is common in exactly this population and it is treatable.

Treatment, including the part clinics leave out

The guideline's strongest recommendation, carrying its highest grade of evidence, is that men with ED should be informed about FDA approved oral PDE5 inhibitors [1]. That is the well established option and it is where most conversations reasonably begin.

Then there is everything else being advertised in this market, and here I would rather be blunt than diplomatic. The AUA classifies platelet rich plasma therapy for ED as experimental. It classifies low intensity shockwave therapy as investigational [1].

What you can do without a prescription

In the Look AHEAD trial, 306 overweight men with type 2 diabetes were followed for a year. Eight percent of those in the intensive lifestyle intervention reported worsening erectile function, compared with 22 percent of the control group, and the average function score improved from 17.3 to 18.6 [4].

That is not a cure and I will not dress it up as one. It is a measurable change in the direction of travel, in a group whose odds were not favorable, achieved through weight and activity rather than a prescription. Given that the underlying problem is vascular, the fact that vascular measures help is not a coincidence.

The Charleston version of this conversation

Greater Charleston has no shortage of clinics willing to treat this symptom without asking what is behind it, and the men's clinic model is built on volume rather than assessment. A visit that ends in a prescription and never involves a blood pressure cuff has skipped the part that could matter most over the next five years.

Solcara Health sees patients at two locations. The Mount Pleasant office is at 496 Bramson Ct, Ste 120, convenient to Old Village, I'On, Park West and Daniel Island. The downtown practice is at The Longevity Club, 163 Rutledge Ave, Ste 202, in the medical district near MUSC and easy to reach from Harleston Village, West Ashley, Sullivan's Island and Isle of Palms.

Ashley Harwyn, PA-C is board certified through the American Academy of Anti-Aging Medicine. This symptom is assessed here as a cardiovascular finding first, which sometimes means the visit produces a referral and a set of numbers rather than a prescription. That is a less profitable answer than a Charleston shot clinic will give you, and it is more often the correct one.

What a first visit involves

A conversation about how this began and over what period, whether morning erections continue, what medications you take, how you sleep and whether anyone has told you that you stop breathing. Then blood pressure, a lipid panel, glucose, and two early morning testosterone draws on separate days if testosterone is in question. Laboratory work follows the conversation rather than preceding it.

Questions men actually ask

Ashley Harwyn, PA-C A4M Board Certified · Founder, Solcara Health Online

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About the author

Ashley Harwyn, PA-C

Founder, Solcara Health · Board Certified in Anti-Aging and Functional Medicine (A4M)

Ashley has practiced medicine for more than fifteen years. Her path into it began at home, with a family member born with a congenital heart defect and a childhood spent watching how much the quality of a clinician's attention could change the shape of a life. She has since practiced across a range of settings, including medical mission work in Uganda, before founding Solcara to build the kind of practice she kept wishing existed, one that treats women as whole people and tells them the truth about what the evidence does and does not support.

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