Hives may look like a surface problem, but in some situations they are the skin’s way of revealing a much deeper crisis. When they appear together with tightness in the chest, throat discomfort, wheezing, or swelling of the lips and face, the reaction may be moving beyond a simple irritation into anaphylaxis — a full-body allergic storm. This can happen even if you have eaten the same foods, taken the same medications, or lived with the same environment for years without trouble. The immune system can change quietly, then react suddenly.
