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.
And it's not just mental stress which can cause your period to be late: physical stresses such as poor nutrition, excessive exercise and long-term illness can also be to blame. There are also quite a few other things besides chronic stress that can cause amenorrhea (the proper medical term for absent periods).