A mild allergic reaction to a mosquito’s saliva causes a small itchy welt that usually gets better within few hours. But if you are highly sensitive, symptoms can last for several days. The small welt can develop into an itchy sore the size of a quarter.
It’s tough advice, but the best thing you can do is not scratch the bite. Scratching can create an opening in your skin that can give bacteria a way to get in and cause infection.
Spring is in the air. Literally. From weeds to spores to grass and tree pollens, the warm weather is almost here, driving airborne allergen levels through the roof. That means your allergy symptoms -- the sniffling, sneezing, and itchy eyes -- are in overdrive and apt to stay that way for months.
What can you do? WebMD asked some of the country's leading allergy experts to weigh in with answers to your top questions about spring allergies. Here are suggestions for helping you find some much-needed...