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.
Now, letâs look at the most common causes of irregular periods: Eating disorders, like anorexia and bulimia. Excessive weight gain or weight loss; extreme thinness and obesity both cause your menstrual cycle to become irregular or even to disappear. Stress or emotional problems.