Is Dark Red Blood Normal, or Should It Be Bright Red?

Mature women experience menstruation once a month, during which the basic health of the reproductive system can be judged by the color of menstrual blood. Normally, the color of menstrual blood should be dark red. If the color is too light or too dark, it may indicate some problems, which may be related to improper regulation in daily life, such as poor emotional state, excessive fatigue, etc. Of course, it may also be related to some diseases, especially if this situation occurs frequently.

When you observe menstruation and find that the color has become lighter and thinner in recent times, it may indicate a lack of nutrition or severe anemia. It is recommended to consult a doctor for examination as soon as possible. In addition, a small amount of menstrual blood with a light color may be a sign of early pregnancy, so women should pay attention to excluding this special situation. Another possibility is spotting caused by hormonal fluctuations, which is also a small amount. In this case, it is necessary to reflect on whether there has been late sleep or excessive emotional fluctuations recently, leading to endocrine disorders.

This is a very normal situation. The bright red color indicates that the endometrium is shed quickly and cleanly. However, even in this case, attention should be paid to the duration of menstruation. If the bright red menstruation lasts for too long (≥3 days), special attention should be paid. A long menstrual period with continuous heavy bleeding may lead to anemia and other problems.

Don't panic! This may just be the older menstrual blood from your endometrium being expelled. As menstrual blood oxidizes, its color gradually darkens and may even approach a deep brown or black hue. This usually occurs at the beginning or end of each menstrual cycle and is considered normal. However, it is worth noting that if dark red blood persists for more than 3 days, special attention should be paid as it could be a symptom of uterine fibroids. If the blood remains consistently dark red, it is recommended to consult a doctor for fibroid examination.