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black blood at beginning of period

A 47-year-old member asked:
Dr. Heidi Fowler
25 years experience Psychiatry
All that means is: That the blood is old and deoxygenated. Don't worry.

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A 18-year-old female asked:
Dr. Karen Dantin
37 years experience Family Medicine
?: Is this a change for you? Could just be old blood
A 21-year-old female asked:
Dr. Mazin Abdullah
15 years experience Fertility Medicine
Probably normal: Menstrual flow can vary from month to month. So having a 3 day menstrual flow instead of 5 is normal. Also having black flow is normal. Black just ... Read More
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1 thank
A 23-year-old female asked:
Dr. Zach Patrick
13 years experience Emergency Medicine
Irregular period: Many things cause irregular periods. If you were having unprotected sex it is possible this was a mild miscarriage. It could also be due to normal l ... Read More
1
1 thank
A member asked:
Dr. Scott Musinski
35 years experience Obstetrics and Gynecology
If : If your menstrual periods were previously regular, common causes of irregular bleeding are anovulation and pregnancy. If a pregnancy test is negative ... Read More
A 19-year-old female asked:
Dr. Daniel Rychlik
26 years experience Fertility Medicine
Menses: Women who don't have regular menses should get evaluated by a doctor. There are many causes why this may be happening.
A 49-year-old member asked:
Dr. Andrew Villa
Specializes in Obstetrics and Gynecology
Doubtful: Dark menstrual blood is usually indicative of older blood - blood that has remained on the uterus of vagina longer. It is usually not very heavy. ... Read More
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5 thanks
A 48-year-old member asked:
Dr. Heidi Fowler
25 years experience Psychiatry
This is older,: Deoxygenated blood being shed.
A 31-year-old member asked:
Dr. Heidi Fowler
25 years experience Psychiatry
That just means that: It is older blood being cleaned from your uterus.
A 49-year-old member asked:
Dr. Heidi Fowler
25 years experience Psychiatry
This could be the: Initiation of your period. The black blood may be a combination of de-oxygenated old blood with sloughed endometrial tissue.

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