Well it’s not that simple, however if you have Blocked or clogged arteries you should first get a calcium CT scan, out of pocket it’s 100. You want that to be zero. If it comes back say at 500 odds are you have a blockage somewhere, could be in you Lad ( widow maker) however that won’t cause issues with your manhood. Have you ever had a nuclear stress test? Ekg? Secondly low testosterone will cause issues with your lipids and on the flip side so will to much but avg person using a proper dose for longevity and life quality won’t have that. Idc what the books say every male should be between 600-1200 total testosterone. The medical community in this country won’t prescribe unless you are pregnant well under 300. I’ve worked with plenty ppl in 20yrs and reading labs to know what really works