Yes eeeeckk but that doesn't mean it's you.
You might actually be getting fairly loaded now.
I really think there some big differences in enzymes systems and who knows what else among us. Plus exposure to halides....there's lots of reasons some of us may be really slow at this.
I found one study from the 50s that showed a drop in Iodine when estrogen levels dropped. So hormones likely are part of Iodine conservation too.
(Sure would like to get my hands on the some of the orginal studies on this....there's some great sounding ones in Poland)
I think I'm one of the slower ones to load and unload toxic stuff.