The thyroid gland's tiny size belies its significant impact on health—and your sex life. This butterfly-shaped gland located at the base of the neck in front of the windpipe and below the Adam's apple is primarily responsible for producing hormones that regulate the body's metabolism, or how cells use energy.

If the thyroid isn't working, myriad symptoms, including low libido and erectile dysfunction (ED), can arise.

Erections involve an intricate interplay between various bodily functions, including the cardiovascular, endocrine and nervous systems, all of which are affected by thyroid hormones. Although frustrating, occasional erectile difficulties are not necessarily a cause for concern.

If you experience recurring or progressive problems, hypothyroidism (an underactive thyroid) might be to blame.

What is hypothyroidism?

"Hypothyroidism is when thyroid hormone levels are low or deficient, causing a disruption in the body's normal [operation], impacting heart rate, body temperature, sexual function and other aspects of metabolism," said