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.
Hypothyroidism can affect many parts of the body, and treatment can often lead to normalization of these conditions. These are some ways that an underactive thyroid can affect the body: 1  High cholesterol and heart disease: Hypothyroidism slows your body's metabolism and can cause a buildup of bad cholesterol.2  It can also slow the heart and lead to an enlarged heart or heart failure.ypothyroidism can affect many parts of the body, and treatment can often lead to normalization of these conditions. These are some ways that an underactive thyroid can affect the body: 1  High cholesterol and heart disease: Hypothyroidism slows your body's metabolism and can cause a buildup of bad cholesterol.