The connection between thyroid and PMS (premenstrual syndrome) is low body temperature.
Low thyroid function results in low body temperatures which result in many classic symptoms as listed on the right side of this page.
Many of the symptoms of low temperatures such as irritability, fatigue, difficulty concentrating, depression, fluid retention, and headaches are typical of PMS as well.
The thyroid system is critical in maintaining normal body temperatures, and female hormones affect body temperatures as well (that’s why women measure their temperatures when they’re trying to get pregnant).
The thyroid system exerts a more constant influence over body temperature patterns while the