Thyroid Disease Forum banner

running marathon athlete

  1. Hashimoto's Thyroiditis (Hashi's Disease) Forum
    Are there any other endurance athletes in the group that can share their experiences? I have Hashimoto's and have been on 200 mcg of synthroid for 2 years. All was fine until about 2 weeks ago when I cratered for no reason. I have been super tired with all the symptoms. At first I thought it...