Miss Gregory said: 'Our experience is that, historically, men that were referred to our clinic with problems with erectile dysfunction were older men whose issues were related to diabetes, MS or cardiovascular disease. 'What I've seen over the last 16 years, particularly the last five years, is an increase in the amount of younger men being referred,' she told the BBC.Įrectile problems are most common in older men, particularly those with health problems affecting circulation.īut a 2014 study found one in four new erectile dysfunction patients was under 40.