A blood test showing a high level of TSH may indicate hypothyroidism. Higher levels of TSH and T4 levels in a typical range may mean a risk of developing hypothyroidism in the future. If your test ...

There is a connection between hypothyroidism and rheumatoid arthritis (RA). Research shows people with RA are more likely to develop underactive thyroid disease, including hypothyroidism and Hashimoto ...

Hypothyroidism isn’t a direct cause of bipolar disorder, but research indicates that thyroid dysfunction may contribute to its progression and increase the severity of symptoms. Some people with ...

Levothyroxine is a generic drug prescribed for hypothyroidism (low thyroid hormone levels) and certain thyroid cancers. As with other drugs, levothyroxine can cause side effects, such as hair loss ...

If the thyroid gland is not functioning well, many problems can result. They include extreme fatigue, weight loss or weight gain, rapid heartbeat, and hair loss. Both hypothyroidism and ...