Sinus infection (sinusitis) is infection (viral, bacterial, or fungal) or inflammation of the sinuses. Symptoms of sinus infection are cough, bad breath, coughing up greenish-yellow sputum, sinus headache, and other symptoms of the common cold. Treatments of sinus infection are home remedies to soothe symptoms and antibiotics if the infection is bacterial or fungal. Read more: Is a Sinus Infection Contagious? Article
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