Few symptoms create more immediate alarm than coughing up blood. This frightening sign, medically termed hemoptysis, indicates that something significant requires attention in your respiratory system.

Coughing up phlegm feels gross, especially if you’re already dealing with other unpleasant symptoms from a cold or other ...

Medically reviewed by Mary Choy, PharmD Key Takeaways Thick mucus in the throat can be caused by infections like colds, ...