Hives (or urticaria) will affect 1 out of 5 people during their lifetime. They are itchy, red or skin colored bumps with redness around them that come and go. Histamine is the substance that actually causes the hives. This means that if you have hives, they are the result of histamine being released from your mast cells.Read More
Is It Allergies or Do I Have a Cold?
Symptoms from colds or allergies are often so much alike that it might be difficult for you to determine which one you are suffering from. While a cold is caused by a virus, a seasonal allergy is an immune system response triggered from exposure to allergens. Both might cause runny or stuffy noses, and sneezing, but there are some differences in how each present themselves. Understanding the differences between the two, can help you seek relief from your allergy symptoms instead of brushing them off as just another cold.