WebHives. Hives, a skin rash that’s often very itchy, often results from an allergic reaction to food or something you’ve touched. Hives can go away quickly (acute hives) or last a long time (chronic hives). Treatments may … WebA cold is an infection caused by a virus. Allergies are your immune system's reaction to a substance like pollen or pet dander. Because the two conditions cause similar …
What Is Postnasal Drip: Sore Throat & More From Sinus Drainage - WebMD
WebDec 23, 2024 · Possible causes range from allergies to acid reflux. Learn more here. Health Conditions. ... It is not unusual to cough up phlegm with a common cold. However, it can also be a sign of a different ... WebJan 26, 2024 · During a common cold, nasal mucus may start out watery and clear, then become progressively thicker and more opaque, taking on a yellow or green tinge. This coloration is likely due to an increase in the number of certain immune system cells, or an increase in the enzymes these cells produce. Over the next few days, the discharge … darby station septa
Head cold: Symptoms, causes, and treatment - Medical …
WebJul 2, 2024 · Here are some of the most common antihistamine side effects that you should know about. 1. Sedation. Feeling drowsy or sleepy is one of the most common antihistamine side effects, especially in ... WebJun 15, 2024 · But pain related to hay fever or other allergic reactions may cause headaches due to sinus disease. A true sinus headache is actually quite rare. Food allergies. There can be a relationship ... WebApr 16, 2024 · Differences between a cold, flu, and an allergy include: Allergies tend to cause itchy, watery eyes. Colds and flu do not. Allergies may last through a season (about 6 weeks) or go away when a ... darby std bath accessories