How common is erectile dysfunction?

How common is erectile dysfunction? It comes before any treatment decision. That makes this the earliest stage in a longer course of care, and the answer is short.
How common, in a sentence
Erectile dysfunction is the condition males most often bring to a provider on this subject. my.clevelandclinic.org puts it this way: "Erectile dysfunction is the most common sex-related condition that males report to healthcare providers, especially as they age and develop other health issues." That sentence is about what gets reported to providers. It is not a count of everyone who lives with the condition, so read it as a statement about visits and not about every household in Mendham Township.
Where the question leads next
The same sentence ties the condition to age and to other health issues, which points the next stage toward your wider health and away from a single quick fix. Treatment questions come after that. The Cleveland Clinic page on the priapus shot frames that treatment as a claim and not a result: "Some claim that the P-Shot helps increase blood flow to your penis and repairs body tissues and cells, which can help with the following conditions: Erectile dysfunction (ED) ."
When a common symptom points to something bigger
Being common is not the whole story. The Physicians Committee for Responsible Medicine published an article titled Erectile Dysfunction May Be First Sign of Heart Trouble. If you notice changes in erections, that title is your cue to widen the conversation with your clinician from one symptom to your whole health.
What a long view adds
A common problem still gets handled one person at a time. Treat how common it is as context, then plan for your own next stage.