What does it mean when your blood is thick and dark? - Quora

What causes an additional dark half-circle around the eye iris

What is the pure blood dude? Is the color of your blood different

Is it dangerous to have a black mark on your nail? - Quora

Thick Blood (Hypercoagulability): Symptoms and Treatment

Are hearts red because of blood? - Quora

Is blood actually blue? - Quora

What determines human skin colour and physical traits? - Quora

What makes your platelets become elevated? - Quora

Thick Blood (Hypercoagulability): Causes, Treatment, and Test

Why does a brown line appear on a fingernail? - Quora

What does it mean if your blood is thick and sticky? - Quora

What are the risks of coughing up blood? - Quora

My face is always dull and also looking dark. I have white skin