Is dark red blood a bad sign of something wrong? - Quora

Answer (1 of 33): The color of blood can vary depending on several factors, such as the oxygen content, the age of the blood, and the presence of certain substances. Dark red blood can be a sign of older blood that has been in the body for a longer time and has had time to break down. It can also

Why was my blood so dark when I got my blood drawn? I was on the

Is dark blood healthy? - Quora

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What is a low white blood count? - Quora

What are some of the common benign causes of bleeding from the

Were the colours black and red considered 'evil' before the Nazis

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What is the fate of red blood cells breakdown? - Quora

What is the shape of a red blood cell? - Quora

What type or types of blood flow through the heart? - Quora