Hyperthyroidism (overactive thyroid) is a condition in which your thyroid gland produces too much of the hormone thyroxine
, while hypothyroidism (underactive thyroid) is a condition in which your thyroid gland doesn't produce enough of certain important hormones
There are some similar symptoms
- Muscle Weakness.
- Changes in menstrual patterns.
But there are several opposite symptoms
: Hyperthyroidism brings sudden weight loss
and makes you more sensitive to heat
, while hypothyroidism brings weight gain
and makes you more sensitive to cold
Key word: hypothyroidism vs hyperthyroidism