01 Jan, 1970
Discover what yellow mucus really means. Learn when yellow snot indicates infection vs. normal causes like dehydration or cold recovery. Understand warning signs, bacterial vs viral differences, effective treatments, and when to see a doctor. Includes mucus color chart and science-backed explanations.
Identify sinus infection symptoms with our real-world checklist. Learn DIY tests, compare viral vs bacterial causes, discover treatment options, and know when to seek urgent care. Includes duration timelines and prevention tips.