Hey, it's been a loooong time since I posted here! I now have a 4 year old with the hypothyroid diagnosis. I wonder if Fukushima was leaking noticeable radiation in 2008-2009 or if there was another nuclear leak event then. Oh, and I live in Oregon and miscarried a baby in 2011, though I got pregnant after Fukushima.
Fukushima's Radioactive Water Leak: What You Should Know