If you have concerns, telling a doctor what you feel your symptoms are and asking for bloodwork that could suss out what the issue may be should not be a problem. That said, just like others posting here, at your age, you do not want to start that yet so see what the doctor can advise to handle...
Schedule a sleep study as soon as possible. My husband and multiple of his BB buddies end up with a CPAP. It's worth it. You are stressing and overworking your body in the gym, you don't need to let your body stay under stress even when you're supposed to be resting and recovering.
Had a lot of questions about T3 and growth when trying to get my body balanced out after (unsuccessful) infertility treatments when my husband and I were trying to conceive. I did research and reached out to TCL about their products. They were able to answer my questions and I have had great...