Period blood color changes throughout your cycle due to how quickly blood flows and how long it stays in your uterus. Common period blood colors include brown (at the start or end of your period), ...

While the amount of blood a person loses on their period can vary, it is typically a few tablespoons. Heavy bleeding can occur due to some medications or health conditions. It’s widely accepted that ...

Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. Mean corpuscular hemoglobin concentration ...