Well-meaning academics even introduced spelling absurdities such as the âsâ in the word âisland,â a misguided Renaissance attempt to restore the etymology of the [unrelated] Latin word insula. 1  A discrete, meaningful unit of language which is approved by some authority.
What is an overactive thyroid? Hyperthyroidism happens when the thyroid becomes overactive and produces too much of its hormones. Hyperthyroidism affects women 10 times more often than men, and is most common in people aged 20-40.
Problems with the thyroid include overactive thyroid, or hyperthyroidism, and underactive thyroid or hypothyroidism. The thyroid gland in the neck makes hormones to help regulate the body's metabolism and a person's growth.An overactive thyroid can make a person feel nervousness or anxious, be hyperactive and experience unexpected weight loss.he thyroid gland in the neck makes hormones to help regulate the body's metabolism and a person's growth. An overactive thyroid can make a person feel nervousness or anxious, be hyperactive and experience unexpected weight loss.