1 doctor weighed in:
How long can hyperthyroidism last before it starts affecting your heart and body?
1 doctor weighed in

Dr. Quang Nguyen
Internal Medicine - Endocrinology
In brief: Right away
Hyperthyroidism can cause cardiac arrhythmia or irregular heart rhythm so it can affect your heart right away.
It can also cause tremor, shaking, weight loss, sweating, fatigue, exhaustion...Most of these symptoms can occur right when you become hyperthyroid.

In brief: Right away
Hyperthyroidism can cause cardiac arrhythmia or irregular heart rhythm so it can affect your heart right away.
It can also cause tremor, shaking, weight loss, sweating, fatigue, exhaustion...Most of these symptoms can occur right when you become hyperthyroid.
Dr. Quang Nguyen
Dr. Quang Nguyen
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