Deep in the cold, dark sea, one of the most bizarre survivors of evolution can be found: the hagfish. Dubbed the ‘slime monster,’ this eel-like animal has managed to survive more than 300 million ...

There’s no way around it: Coughing up phlegm feels gross, especially if you’re already dealing with other unpleasant symptoms from a cold or other respiratory infection. The good news is that some ...

Coughing up a large amount of bright red blood is an emergency and needs immediate medical attention. Treatment may include medications, intubation, or surgery, depending on the cause. Contact a ...

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