The menstrual cycle is a process that your body goes through in order to eventually become pregnant — here's what it involves ...

Months after people began sharing their stories online of experiencing abnormal menstruation following a COVID-19 vaccination, clinical research into a potential link is set to begin. The National ...

At the age of 35, some women may experience irregular periods due to age-related fluctuations in the hormones that regulate ...

New research from Apple and Harvard University's T.H. Chan School of Public Health seeks to determine how strong a connection exists between abnormal periods and serious conditions like heart disease.

Polycystic ovary syndrome affects millions of women worldwide, causing reproductive and metabolic issues, but often goes ...

When Katy Fyksen got a heavy period a few days after she received her second dose of the Moderna COVID-19 vaccine, she didn’t consider there might be a link. The 43-year-old Plainfield woman hadn’t ...

She used various methods of birth control — the pill, and then an intrauterine device (IUD) for 10 years. Her periods had been irregular since she was a teenager, but she wasn’t diagnosed with ...

Doctors can already link irregular periods to a variety of medical conditions, and new research shows that abnormal menstrual cycles may soon be able to better predict a risk for heart disease — the ...