Allergic reactions to insect bites and stings can range from mild irritation to symptoms that require fast medical attention. In Colorado, spending time outdoors often means exposure to mosquitoes, bees, wasps, ants, and other insects that can trigger a reaction in both adults and children. Understanding what's normal after a bite or sting, and what could signal a more serious reaction, can help you decide when it's time to seek medical care. If ...