News Network Allergies vs. Colds Posted By Nanette White March 15, 2018 In The News A good guideline for distinguishing between a cold and an allergy is time. Colds get better over time, generally in 7 to 10 days, while allergic reactions can last for months. This time of year often brings with it sniffles, sneezes and coughing. How your physician treats the ailment depends on the ... Continue Reading