Can thyroid problems cause muscle weakness?

When you have thyroid disease, you might experience muscle weakness and pain, especially if your thyroid hormone levels are not where they should be. Hypothyroid myopathy tends to cause muscle weakness in the larger muscles of the body, typically the shoulders and thighs.

Is muscle weakness a symptom of hyperthyroidism?

Muscular weakness is a common sign in hyperthyroidism. Symptoms are primarily those associated with chronic proximal myopathy [1]. Rarely, bulbar muscles may also be involved [10,11]. Thyrotoxic myopathy usually resolves following the restoration of euthyroidism [4,5].

What causes muscle weakness in hypothyroidism?

The skeletal muscle damage caused by hypothyroid myopathy is due to Glucosaminoglycan deposition in type II fast muscle fibers and type I slow muscle fibers, weakened contractility of actin-myosin unit, decreased myosin ATPase activity and slowed ATP turnover (6).

What does hypothyroid muscle weakness feel like?

What are the symptoms of hypothyroid myopathy? The most common symptoms include weakness around the hips and sometimes the shoulders, and a slowing of reflexes. Some people also experience muscle stiffness and painful muscle cramps. LIfe-threatening cases can cause rhabdomyolysis (acute muscle breakdown).

Can thyroid affect your muscles?

For some people, hypothyroidism can add to joint and muscle problems. Specifically, hypothyroidism may lead to: Muscle aches, tenderness and stiffness, especially in the shoulders and hips.

Can thyroid cause muscle wasting?

Thyrotoxic myopathy is a neuromuscular disorder that may accompany hyperthyroidism (Graves’ disease, caused by overproduction of the thyroid hormone thyroxine). Symptoms may include muscle weakness, myalgias (muscle tenderness), wasting of the pelvic girdle and shoulder muscles, fatigue, and/or heat intolerance.

Can thyroid affect neck muscles?

The most obvious symptom of subacute thyroiditis is pain in the neck caused by a swollen and inflamed thyroid gland. Sometimes, the pain can spread (radiate) to the jaw or ears. The thyroid gland may be painful and swollen for weeks or, in rare cases, months.

How does hypothyroidism affect the muscles?

For some people, hypothyroidism can add to joint and muscle problems. Specifically, hypothyroidism may lead to: Muscle aches, tenderness and stiffness, especially in the shoulders and hips. Joint pain and stiffness.

Can thyroid cause neck and shoulder pain?

Specifically, hypothyroidism may lead to: Muscle aches, tenderness and stiffness, especially in the shoulders and hips. Joint pain and stiffness.