The composition of this mixture varies according to the various phases of menstruation which starts with an opaque liquid stage, followed by a thicker stage and then a clear liquid. The thickness of the uterus will also have an effect on the content of menstrual blood. Vaginal secretions that are present in menstrual blood are mostly made up of water and electrolytes such as Sodium or Potassium. The various substances making up menstrual blood are found in a lower concentration than in ordinary blood, for example, there is more water, less iron and less haemoglobin.
The pH level of menstrual blood is similar to that of ordinary blood 7,2. The concentration of proteins , cholesterol and bilirubin are also lower than in ordinary blood.
Menstrual blood however does not contain e lements that are necessary for coagulation a nd so therefore remains liquid and does not coagulate neither in the body, nor outside. The three elements necessary for coagulation are not present in menstrual blood prothrombin, thrombin and fibrinogen.
Menstrual blood contains many elements which keep the blood thin. The number of blood platelets is also less than in ordinary blood. The thickness of menstrual blood varies from day to day, from one woman to another and according to the composition of the blood and the presence of mucin. Menstrual blood is generally thicker than water and ordinary blood. The thickness of menstrual blood is also dependant on the quantity of cervical secretions. It was only in that tampons first arrived in France and disposable sanitary towels first appeared in The pH of the regular blood is 7.
An average person has 5 liters of blood. Menstrual blood is the fluid discharged during periods. In contrast, regular blood is the fluid flowing in our circulation system. Menstrual blood contains cervical mucus, vaginal secretions, and endometrial tissue, unlike regular blood, which contains red blood cells, white blood cells, platelets and blood plasma in high concentration.
So, this is the key difference between menstrual blood and regular blood. Moreover, regular blood is highly oxygenated, unlike menstrual blood. The below infographic tabulates more comparisons related to the difference between menstrual blood and regular blood. Menstrual blood and regular blood are two types of body fluids. The fluid discharged during menstruation is known as menstrual blood. It is mixed with cervical mucus, vaginal secretions, endometrial tissue, and other waste.
There are a number of medical conditions where changes in your menstrual bleeding can be a symptom. Not all of them are serious or need medical attention. However, signs that you should see a healthcare provider about your period include:. Blood color during menstruation varies from almost black or brown to shades of red and pink, and none of these are considered abnormal. If you are concerned about the color or appearance of the blood in your cycle, speak to your healthcare provider.
Typically, other symptoms are more of a cause for concern such as large clots, severe cramping, and excessively prolonged periods.
Yes, it is normal to pass some small, yet visible, blood clots during menstruation. Blood can be mixed with mucus and look like a clot. However, if you see a clot the size of a quarter or larger, that is not normal, and you should call your healthcare provider, as this is a sign of menorrhagia. Tracking your period can also help you realize if your normal is something that needs to change —even if it's not an emergency or even an urgency.
It may be normal for you to be regularly disabled by heavy periods or painful cramps, but it shouldn't have to be. Therefore, if it's appropriate, let the data you've collected through tracking your period inspire you to talk to your healthcare provider. Another bonus of period tracking? It gives you all the information you need to have a good discussion about your care.
Sign up for our Health Tip of the Day newsletter, and receive daily tips that will help you live your healthiest life. James AH. Heavy menstrual bleeding: work-up and management. Whitaker L, Critchley HO. Abnormal uterine bleeding. National Institutes of Health. American Academy of Family Physicians. Toxic Shock Syndrome. Updated January 22, Cleveland Clinic.
What does the color of your period mean? Published September 28, Centers for Disease Control and Prevention. Heavy menstrual bleeding. Updated December 20, Your Privacy Rights. To change or withdraw your consent choices for VerywellHealth. At any time, you can update your settings through the "EU Privacy" link at the bottom of any page. Doctors usually prescribe antibiotics to treat bacterial vaginosis.
During the later stages of pregnancy, gray discharge containing clots can indicate a miscarriage. Women who experience bleeding during pregnancy should see their doctor or obstetrician. Period blood can vary from bright red to dark brown according to changes in flow.
Infections, pregnancy, and, in rare cases, cervical cancer, can cause unusual blood color or irregular bleeding. Healthy period blood can contain visible pieces of the uterine lining. These small pieces of tissue, or clots, in the blood are not a cause for concern. However, very heavy bleeding or large clots can be a sign of menorrhagia. According to the Centers for Disease Control and Prevention CDC , menorrhagia is when a person has unusually heavy menstrual bleeding or periods that last for more than 7 days.
Without treatment, menorrhagia can lead to complications, such as anemia or chronic fatigue. It is advisable for people to consult a doctor or gynecologist for any of the following symptoms:. Anyone who is pregnant and notices any bleeding or unusual vaginal discharge should speak with their doctor or obstetrician.
So it essential for people to learn what is normal for them. Healthy period blood typically varies from bright red to dark brown or black. Blood or discharge that is orange or grey may indicate an infection.
Women who experience bleeding during pregnancy should see a doctor or obstetrician for an evaluation. Brown discharge before a period is usually harmless, and there are many possible reasons for it. Sometimes, it can be an early indication of pregnancy…. Yellow discharge before a period can have a range of potential causes.
Diagnosis depends on the consistency, smell, and color of the discharge.
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