If you have thyroid disease, you need to understand the importance of a management strategy – one that includes exercise. The thyroid plays a role in all metabolic processes, so when it malfunctions, it affects your overall health and quality of life. You may feel tired all the time or seem unusually restless. The doctor will have many suggestions on what you can do to manage your illness, but at the top of the list will be regular exercise. Consider some of the ways exercise affects your thyroid disease.