vascularity

I had a buddy of mine say he likes to run anavar at 125 mg a day. He gets really good results. His vascularity and his leanness are something to behold. I would like to be able to get that type of look. What do you think about using anavar at that dosage or do you think a lower dosage would be...

how come I see these guys in the gym with these huge veins popping out of their muscles and even their shoulders but I can't even see anything on mine? is it the way they are training with a lot of heavy repetitions or is there something else that they are doing because I haven't been able to...