Phlegm: Phlegm can be different colors throughout the day and is usually darkest (yellowish green) in the morning. Since your cough is getting worse, you may have pneumonia or sinus infection and may need another trip to see your doctor.
Answered 2/5/2018
3.4k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question