no you can very easily control estrogen within acceptable parameters solely on feel, once you start getting sore joints and reduced libido you lower the dosage of your ai till you reach a desired level
second of all in what world do you live in where higher than normal levels of estrogen are good for males?
effects include, higher blood pressure, increased risk of heart attack or stroke, has been implicated as a cause of benign prostatic hypertrophy (BPH), increased fatty deposits in the abdomen, huge increase in SHBG, increased risk of diabetes, fucks up your lipid profile, increased risk of cancer in many tissues and it makes your hpta shut down even harder because estrogen is the main negative feedback in the hpta