Anabolic/ androgenic steroids are linked with cardiovascular defects. The fact is steroids can elevated the cholesterol and triglycerids levels. Moreover,it has been noticed that a decreased in HDL value (good cholesterol) and an increase in LDL values (bad cholesterol) are possible. Consequently,steroids can cause an overall unfavorable situation:high cholesterol levels,low HDL and high LDL values. Of course, the steroid choice, the dosage, duration of intake and individual play an important role in development of defects.
This may be additionally heightened by raise in blood pressure , which is common with use of strongly aromatizable AAS ( like all type of testosterones).
So in your case with Winstrol, maybe because it is not a aromatizable compound it not do much for your levels. Primo it is not aromatizable too, but Enanthate it is
However, blood pressure and cholesterol levels revert once AAS are discontinued
It is also to note thatappear that Nolvadex often raises HDL levels, so you can use it in your cycle to avoid any problem.