From cancer to metabolic disorders, the date of one's first period can tell people about their future health. Score up to 50% off Covey, Stripes Beauty, More Celebrity Brands From Shop TODAY Stages.

But even though you’re intimately familiar with your period, you may not know the language used to describe its process, products, and problems. This glossary of menstrual terms will help.

Yan Xie is currently the Vice President of Software Engineering at Huawei Technologies Research & Development (UK) Ltd. He is also the Chief Technology Officer at Li Auto, Inc. since 2022.