Aromatase Inhibitors and Weight Loss in Severely Obese Men With Hypogonadism

Participants will take Anastrozole 1mg per day, attend behavioral classes conducted by a dietitian, receive instruction on how to loss 10% of their body weight and participate in a supervised exercise training program.

Participants will take a placebo tablet every day, attend behavioral classes conducted by a dietitian, receive instruction on how to loss 10% of their body weight and participate in a supervised exercise training program.