Thyroid disorders: An overactive thyroid (called hyperthyroidism) can cause your metabolism to speed into overdrive, while an underactive thyroid (hypothyroidism) can make it slow to a
Thyroid disorders: An
overactive thyroid (called hyperthyroidism) can cause your metabolism to speed into overdrive, while an underactive thyroid (hypothyroidism) can make it slow to a
thyroid (
called hyperthyroidism) can cause your metabolism to speed into overdrive, while an underactive
thyroid (hypothyroidism) can make it slow to a
thyroid (hypothyroidism) can make it slow to a crawl.