From clear, white, to pink and brown: Know what the colour of your phlegm means
Phlegm might seem like an everyday nuisance, but it can serve as a critical indicator of your body’s respiratory and systemic ...
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What Causes a Metallic Taste When Coughing?
A little bit of blood in your phlegm will make the phlegm look red or pink, and it usually means that the frequent coughing has irritated your respiratory tract. As an upper respiratory infection ...