2) In the start of a shift of perspective nearly 20 years later, the court in State ex rel.
Best Answer: Yes there is a link between having an underactive thyroid and having high cholesterol. In someone with high cholesterol, thyroid function is usually one of the first things that gets investigated.
1 Heart problems. 2  Hashimoto's disease also may be associated with an increased risk of heart disease, primarily because high levels of low-density lipoprotein (LDL) cholesterol â the bad cholesterol â can occur in people with an underactive thyroid gland (hypothyroidism).eft untreated, an underactive thyroid gland (hypothyroidism) caused by Hashimoto's disease can lead to a number of health problems: 1  Goiter.