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Higher Levels Of Thyroxine Linked To Irregular Heartbeat
Higher Levels Of Thyroxine Linked To Irregular Heartbeat
Individuals with higher levels of thyroid hormone (free thyroxine, FT4) circulating in the blood were more likely than individuals with lower levels to develop irregular heartbeat, or atrial fibrillation, even when the levels were within normal range, according to new research in the journal Circulation.
