Puberty Question

Patient: I have a puberty question. I think i have gynecomastia which make my nipples puffy i have had this for about a year or so i get made fun of and stuff. I’m wondering when will this go away i heard 2 years but im not sure. Is the any possible way i can get rid of this? I work out and everything i weigh 125 and im in high school so its not about weight.