uterine lining

Why Your Period Blood Turns Black: Science, Myths, and What It Means

by
Why Your Period Blood Turns Black: Science, Myths, and What It Means

The first time you see it—dark, thick, almost black blood when on your period—it can feel alarming. One moment, you’re tracking the familiar red of your flow, and the next, your tampon or pad reveals something closer to coffee grounds. The instinct is to panic: *Is this normal?* The answer, surprisingly, is yes. Black blood … Read more

The Science Behind Dark Period Blood: Why Is My Period Blood Black?

by
The Science Behind Dark Period Blood: Why Is My Period Blood Black?

The first time you notice your period blood isn’t the bright red you expect, it can be unsettling. Dark, almost black period discharge—sometimes called “old blood” or “oxidized blood”—is more common than many realize, yet it’s rarely explained beyond vague reassurances like “it’s just old blood.” But what does that actually mean? Why does menstrual … Read more