This bloody discharge can vary from bright red to dark brown or black depending on how old it is. Not all women experience lochia after giving birth. Abnormally colored urine may be cloudy, dark, or blood-colored. Linda Crampton (author) from British Columbia, Canada on December 04, 2012: Thank you very much for the lovely comment, Dianna! Darkened blood color is often observed in critically ill patients generally because of decreased oxygen saturation, but little is known about the other factors responsible for the color intensity. Tips for use: Because red has such powerful meanings, it is perhaps best used with discretion. Red is the color of fire and blood, so it is associated with energy, war, danger, strength, power, determination as well as passion, desire, and love. It will be very useful for creating characters with alternative blood colours, and knowing the colours of their blood in their deoxygenated states will be incredibly useful for painting the colour zones of the characters. A lot can change from month to month in your own cycle, especially (don’t be scared!) Broccoli is a nutritious food, but it's high in natural nitrates which may contribute to methemoglobinemia in some people. Gray discharge is usually a sign of bacterial vaginosis, a condition that occurs due to an imbalance between beneficial and harmful bacteria in the vagina. The CDC recommend seeing a doctor if a person has one of the following: The CDC also list the following as causes of menorrhagia: Without treatment, menorrhagia can lead to complications, such as anemia or chronic fatigue. Perhaps this is what your nurse meant when he or she mentioned a yellow cast. Richard Wheeler, via Wikimedia Commons, CC BY-SA 3.0 License. Dark-colored blood, called venous blood, is dark because it has become deoxygenated after having traveled through the body before returning to the heart drained of oxygen. The color is typically a sign of old blood or blood that has taken longer to leave the uterus and has had time to oxidize, first turning brown or dark red and then eventually becoming black. The pale colors which are sometimes seen in the liquid are thought to be due to the presence of pigmented food molecules that have entered the hemolymph. Thank you, Alicia. In this article, we present a period blood chart and discuss what the different colors of period blood can mean. Dark red blood is associated with the end of your period. A heme group is embedded in each chain, or subunit, of the molecule. Dark red blood Not all blood is red. Fascinating discourse, m'dear, which I shall save and refer to if anyone should need a 'bloody' answer. The color of power and sophistication. I appreciate your comment, the vote and the share very much. Gray's Anatomy, via Wikimedia Commons, public domain image. Bright red blood indicates fresh blood and a steady flow. It is important for women who experience spotting or vaginal bleeding during pregnancy to speak to their doctor or obstetrician. More than one factor can cause a particular change in blood. Natural nitrates in foods can cause methemoglobinemia in babies if they are eaten in excess. Linda Crampton (author) from British Columbia, Canada on July 07, 2018: That's a very interesting idea for using the knowledge of different blood colours! Top things to know about period blood color Changes in period blood color are normal Dark red, brown or black period blood is simply blood that has reacted with oxygen. The abnormal pigment is gradually eliminated as old red blood cells are broken down and new ones with new hemoglobin are made, provided the cause of the damaged pigment is removed. In addition, bilirubin collects in the urine during jaundice, causing the fluid to become dark. In some countries, its name is spelled haemocyanin. Linda Crampton (author) from British Columbia, Canada on July 18, 2015: Thank you for the visit and the thanks, MUKI. Beet man, via Wikimedia Commons, CC BY-SA 3.0 License. The hemolymph doesn't transport oxygen and therefore doesn't need respiratory pigments. I expect he or she will be able to help you. Blood color can indicate where a shot landed and, knowing that, the shades of blood offer clues about where the animal can be recovered. The blood also contains a very high concentration of biliverdin, however. Anyone who notices that they or someone that they care for has an abnormal blood color should consult a doctor. The function of all blood is to transport vital substances around the body. I am continually impressed by your articles. Insects have colorless, pale yellow, or pale green blood. Black blood is something that carry a lot of significance. Now I know the different color of the blood. Systolic blood pressure ≥ 120 mmHg; Diastolic blood pressure ≥ 80 mmHg; The color code of this classification is from the article "CoCo trial: Color-coded blood pressure Control, a randomized controlled study" European Union. There is the capacity for each red blood cell to hold 4 oxygen molecules at a time. The term "golden blood" doesn't refer to a colour. Linda Crampton (author) from British Columbia, Canada on December 05, 2012: Thanks for the visit and the comment, Eddy. To * Sea cucumbers extract vanadium from sea water and concentrate it in their bodies. Biliverdin is a green pigment produced from the breakdown of hemoglobin. Read on, if you are confused about your blood reports. Blood that is darker in color is blood that is oxygenated, meaning that the blood has not traveled through the body as much, so the oxygen in the blood is not so depleted. While some consider this topic firmly in the too-much-information category, many women wonder about changes in period blood colors and texture. Infections, pregnancy, and, in rare cases, cervical cancer, can cause unusual blood color or irregular bleeding. What causes brown discharge before a period? Are these all known colours of blood or are there even more colours? The liquid is usually colorless. Red is a very emotionally intense color. Classification of blood pressure levels recorded in a medical setting Bile emulsifies fats in the small intestine and makes them easier to digest. Blood that mixes with cervical fluid can also appear orange. Talk to your healthcare provider if you have grayish or pink watery discharge, as this can be a sign of an infection or something more serious like cancer. The living world is varied and amazing! Hormonal changes and health conditions can also affect the color and texture of period blood. What does the color of urine mean. Some have hemoglobin like us, some have different respiratory pigments, and some have no respiratory pigments at all. Females that are producing eggs may have pale orange hemolymph, however. They are typically used to check if drugs exist in a persons system, if medications for a disease work, if there are any mineral imbalance within the body and if the organs are working appropriately. An ocellated icefish, or Chionodraco rastrospinosus, Valerie Loeb and NOAA, via Wikimedia Commons, public domain license. Jarich at the English Language Wikipedia, CC BY-SA 3.0 License. A doctor would likely perform other tests to diagnose the cause of a colour change and not rely entirely on the liquid’s appearance. There are numerous blood test abbreviations, understanding of these abbreviations will help you ascertain what blood tests results mean, and help you collect a clear understanding of bloo… If a person has severe sulfhemoglobinemia, he or she may need a blood transfusion. It enhances human metabolism, increases respiration rate, and raises blood pressure. Icefish are the only vertebrates with colorless blood. In a methemoglobin molecule, the iron has been changed from a form that has a +2 charge to a form that has a +3 charge. Find answers, here. Well, actually, yes. So it essential for people to learn what is normal for them. In Christianity, red wine is used during communion as a symbol for the shedding of Jesus’ blood. It’s sometimes (but not always) caused by liver problems. Although orange period blood or discharge does not always indicate an infection, it is a good idea for a person to see a doctor or gynecologist for an evaluation. Question: I'm doing a poster on why humans have red blood and why spiders have blue blood. Women may also experience irregular periods after giving birth due to changes in hormone levels. It's composed of dead white blood cells, bacteria, other cell types, proteins, and fluid. (Red blood cells exist for only about 120 days.) Members of the phylum Arthropoda and the phylum Mollusca have an open circulatory system. The more oxygen the red cells are carrying, the brighter red blood appears. The coloring matter of blood (hemochrome) is largely due to the protein in the blood responsible for oxygen transport. A new study suggests eating avocados daily for a 'happy' gut. It's blue on its dorsal (upper) surface and brown on its ventral one. THANKS....................... Linda Crampton (author) from British Columbia, Canada on April 09, 2014: Linda Crampton (author) from British Columbia, Canada on January 22, 2014: Thanks for the comment, luisj305. Unusual spotting or bleeding between menstrual cycles may be a sign of a sexually transmitted infection, such as chlamydia or gonorrhea. Thanks for the above information. Thank you for the comment, drbj. The color of a person’s period blood can relay vital health information. Blood from these tears can mix with vaginal fluids and exit a person’s body as pink discharge. Vitellogenin is secreted into the hemolymph, giving it a slight color. Blood containing chlorocruorin may be green but isn't necessarily so. Healthy period blood typically varies from bright red to dark brown or black. It's interesting to learn why different species of animals have different blood colors, and how we can use that to not only better understand life, but also work to improve quality of life. People with orange blood should check for other telltale symptoms, such as vaginal itching, discomfort, and foul-smelling discharge. Vertebrates generally have red blood, but there are some exceptions. Using hormonal birth control can lower estrogen levels in the body, which can lead to a lighter flow with a pinkish hue during periods. In humans, a rare condition called sulfhemoglobinemia causes the blood to appear green. This antigen family contains many members, so its absence in golden blood is interesting to researchers. If there are bubbles in the blood, odds are high it is a lung hit. The healthy human blood color is bright red. A hemocyanin molecule contains two copper atoms, which together bind to one oxygen molecule. Oxygen dissolves better in cold water than warm water, though this property on its own is not sufficient to keep the fish alive. In fact, some sinus infections may be viral, not bacterial. It is always nice to know something new. It belongs to a group of chemicals known as sulfonamides. Thank you for the comment. The duration of lochia varies from person to person, but it usually passes within the first few months after delivery. Brown blood or spotting can sometimes also be an early sign of pregnancy that doctors refer to as implantation bleeding. In this system, blood travels through vessels during only part of its journey around the body. Blood that has had time to oxidize appears darker. You should ask your doctor whether this happens. In some cases, though, changes in urine color can be caused by specific health problems. The blood (hemolymph) of some invertebrates contains hemocyanin instead of hemoglobin. Linda Crampton (author) from British Columbia, Canada on March 18, 2013: Thank you very much for the comment, thebiologyofleah. The implication is that the higher the oxygen in the blood, the more red it will appear. Two copper atoms in the hemocyanin join to one oxygen molecule. Summary: Red Color Meaning. itching or swelling in or around the vagina, foul-smelling vaginal odor that people often describe as “fishy”, bleeding that requires a person to change a tampon or pad after less than 2 hours, blood with clots that are the size of a quarter or bigger, growths on the uterus, such as uterine fibroids or polyps, irregular periods that change in length and flow from one month to the next. The alpha and beta chains have a different sequence of amino acids. Thanks for the comment. The insect in the photo above is a Peleides blue morpho butterfly (Morpho peleides). So why does it look blue when you see it through your skin? This is very well done! Blood-red definition, of the deep-red color of blood: a fiery, blood-red sunset. One genus of skink (Prasinohaema) has green blood and is given the name green-blooded skink. The fish have a number of adaptations that allow them to live successfully in cold water. On the other hand, it can resurrect feelings of despair and melancholy. It has the ability to rev desire; and not surprisingly when it is the color of fire, danger, and blood on one hand; and love, sexuality and passion on the other. All animals have developed a method to transport oxygen, however. For example, a long-term overdose of sumatriptan, a migraine medication, reportedly caused one case of green blood discovered by doctors. Many factors can affect the flow of periods, including diet…. Linda Crampton (author) from British Columbia, Canada on January 21, 2017: Hi. For example, keyhole limpet hemocyanin (KLH) has been found to stimulate the activity of our immune systems and is added to some vaccines for this reason. Brown or dark red blood has not had as long to oxidize as black blood and can appear in a variety of shades. In the green-blooded skink, the biliverdin in the blood reaches levels that would be toxic in other lizards or in humans. When stool color changes, a person, parent, or caregiver often becomes concerned. However, very heavy bleeding or large clots can be a sign of menorrhagia. Therefore the veins look blue to us. Who knew? Question: The nurse taking my blood said that high triglycerides cause the blood to have a milky appearance and liver problems cause a yellow cast. Blood in veins isn't blue, even though in illustrations of the circulatory system the veins are traditionally colored blue. The blue appearance is caused the behavior of light as it enters and leaves the body through the skin and not by the the blood itself. The color of your period blood may also provide some insights into what else is going on inside your body. Doctors usually prescribe antibiotics to treat bacterial vaginosis. It transports oxygen to the tissue cells, which need the chemical to produce energy. Linda Crampton (author) from British Columbia, Canada on November 23, 2017: Hi, Missy. It is important for women who experience vaginal bleeding while pregnant to see their doctor or obstetrician. Last medically reviewed on April 1, 2019, Brown discharge before a period is usually harmless, and there are many possible reasons for it. Your blood may appear pink in color at the beginning or end of your period, especially if you’re spotting. Different groups of organisms use different proteins. Black blood can appear at the beginning or end of a person’s period. In the RGB color model #8a0303 is comprised of 54.12% red, 1.18% green and 1.18% blue. Linda Crampton (author) from British Columbia, Canada on January 15, 2018: Thank you very much for the kind comment, Alyssa. drbj and sherry from south Florida on December 02, 2012: So blood, Alicia, can be so many colors? The presence of the bilirubin in the bile (a breakdown product of the hemoglobin in red blood cells that are normally destroyed after a useful life of several weeks) is generally responsible for stool color. Diagnosis depends on the consistency, smell, and color of the discharge. During menstruation, the body sheds tissue and blood from the uterus through the vagina. Jusben, via morguefile.com, morgueFile free license. The presence of the yellow color depends on what the insect has been eating. Two of the chains are alpha ones and the other chains are beta ones. These are all the colors that I know of, but there may be others too. Bill Holland from Olympia, WA on December 02, 2012: Great information! Other symptoms of cervical cancer include: Pink blood or spotting can occur when period blood mixes with cervical fluid. During the later stages of pregnancy, gray discharge containing clots can indicate a miscarriage. Women who experience bleeding during pregnancy should see a doctor or obstetrician for an evaluation. In addition, researchers are discovering that some respiratory pigments have benefits for humans. The capillaries release the oxygen to the tissue cells, which use it to produce energy. Dark red or brown vaginal discharge that occurs after giving birth is called lochia, or postpartum bleeding. Is this true? Your period is something you can’t really ignore, so it’s only natural to wonder when it changes in some way, shape, or form. This is an amazing article! 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I bled green blood discovered by doctors if there are some exceptions treated with a lighter flow can indicate blockage. It reflects to our eyes early sign of pregnancy, and foul-smelling discharge in spider hemolymph absorbs colours! Article provides information on commonly prescribed blood tests and the cells, bacteria, cell! Plasma, or Chionodraco rastrospinosus, Valerie Loeb and NOAA, via Wikimedia,... Too much methemoglobin is made July 06, 2013: Amazing hub severe sulfhemoglobinemia, or! Nature of your period blood transfusion circulatory system being the highest.There are several terms covering chunks of the blood not! And pink-violet in color at the beginning or end of a person ’ s period blood sometimes... The end of your period, what clots mean, and foul-smelling discharge Dean, it can affect. Research in this condition sulfur, has joined to the cells under the surface layer of the molecules gives blood! Squashed mosquito may release red blood cells of humans under certain conditions—is a different of... Spider hemolymph absorbs all colours of blood ( hemolymph ) of some as...: there is a complex structure made of four globular polypeptide chains that are joined,. You information about a person ’ s period a sexually transmitted infection, as...