longterm usage

Let's discuss longevity in regards to bodybuilding. Input from "experienced" members is especially appreciated and I welcome all to join in. As bodybuilders we eat lots, train hard, and sometimes use chemical enhancement. So the question is: how does this affect health, long-term? How about...

Some say that T3 use mucks up your thyroid for life and you will then be on medication for the rest of your days, so you should cycle it and taper etc. But hypothetically, if you were willing to be on it your whole life, and were determined to keep your weight down but eat what you like...