A stated main idea is clearly stated but an implied main idea is left for you to interpret.
The hypothalamus is very affected by stress.. So if youâre dealing with a big move, death in the family, huge breakup, or any other life event that's shaking you up, it could be the cause of your late period or missed period. A Thyroid Irregularity. The thyroid gland, located in your neck, regulates your metabolism.
Missed or delayed periods are common in young women, especially in the early years of menstruation, and things like stress, weight loss, and too much exercise can make periods irregular. Also, several birth control methods can cause periods to stop and can even be designed for just that purpose.