Sputum: Definition, colors, causes, and when to see a doctor

Sputum is a type of thick mucus produced by the lungs. This article explains the types of sputum, what causes changes, and when to speak with a doctor.

Green, Yellow, and Brown Phlegm: What Does it Mean?

PPT - Respiratory Symptoms PowerPoint Presentation, free download

Chest Congestion in Asthma: Symptoms, Treatment, and More

Increased Mucus Production: Causes and Risk Factors

Sputum color chart used at Queen Elizabeth Hospital, Birmingham

Coughing Up Green or Yellow Phlegm

Sputum: Definition, Colors, Causes, and Conditions (2024)

What does the colour of your snot mean?

Coughing Up White Mucus: Causes and Treatments

Sputum: Characteristics, Causes, Prevention

Green, Yellow, and Brown Phlegm: What Does it Mean?