Although uncommon, the side effects that come with cycling anabolic steroids suck. Steroids can give you big pumps and boost performance, but they also do something else. They increase your estrogen levels, and you know that means…breasts.
Elite Health Online - Blog
Even if you’re new to hormone optimization/hormone replacement therapy, you are likely aware that there are multiple schools of thought on the use of an Aromatase Inhibitor (aka, Arimidex/Anastrozole). Opinions range from “take Anastrozole 2-3 times a week at all times when on HRT and almost consider it malpractice to do otherwise,” to “as long as you have no side effects, there is no need to be on an Aromatase Inhibitor regardless of Estradiol levels.”