When a Teenager's Irregular Periods Are Cause for Concern - The New York Times

Why the COVID-19 Pandemic Has Made Some Teens' Periods Irregular

Irregular periods: When cycle lengths change - Natural Womanhood

Irregular Periods in Teenagers: What's Normal and When to Be Concerned

5 Best Reason for Irregular Periods in Teenage

6 Common Questions About a Girl's First Period

Periods: helping children handle them

When Heavy Periods Disrupt a Teenager's Life - The New York Times

Q&A: I Have Irregular Periods, What Should I Do?

5 Best Reason for Irregular Periods in Teenage