we stub a toe, our toe tends to hurt. Or if we embark on a new exercise, like rowing a canoe, we may feel soreness in our arm muscles over the next few days. These kinds of pains are perfectly normal and have an explanation.
But if you feel random and mysterious tightening or numbness in your arms, hands, legs, or feet, consider that your thyroid may be the culprit.
A lack of thyroid hormone can damage the nerves that send signals from your brain to the rest of your body over time. “The result is ‘unexplained’ tingles and twinges,” according to Dr. Miller.