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You may have irregular periods if: The time between each period starts to change You lose more or less blood during a period than usual The number of days that your period lasts varies significantly Common Causes of Irregular Periods Irregular periods can be caused by various factors, including: Hormonal changes during puberty or menopause Using an intrauterine device (IUD) or changing birth control pills Excessive exercise Polycystic ovary syndrome (PCOS) Pregnancy or breastfeeding Stress Thyroid disorders (hyperthyroidism or hypothyroidism) Uterine abnormalities (thickening of the uterine lining, polyps, or fibroids) In rare cases, severe scarring of the uterine lining (Asherman syndrome) can also lead to irregular periods
This defensive mechanism has shown its potential to sustain normal cellular activities and avert more genomic instability in cancer cells
C.SaucierD
Reactive Oxygen Species (ROS) kit, DAPI and Calcein AM were purchased from Beyotime Biotechnology Corp., Ltd
Brown E, Heerspink HJL, Cuthbertson DJ, Wilding JPH
