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

What may be the cause of low platelet counts (no fever)? - Quora

What does bad hamburger meat look like? - Quora

Why does my blood change colors? It's purple when it's out of me

What magnification microscope is needed to view blood cells? - Quora

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What is the relation between blood pressure and age? - Quora

What is the relationship between a low red blood cell count and

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