Use a Humidifier Humidifiers are devices that include humidity for the air, which is helpful in winter once the air is drier. Dry air can irritate your airways and worsen cold signs and symptoms like congestion, cough, and sore throat. A cold commonly resolves in a couple of 7 days. https://collinfufov.liberty-blog.com/28049917/considerations-to-know-about-what-home-remedies-are-good-for-a-sore-throat