A few weeks ago, my neighbor's infant daughter had an allergic reaction of unknown origin. She landed in the ER with hives and swelling, and my neighbors felt worried and overwhelmed. Understandably so. Raising a child with serious or potentially life-threatening allergies adds an extra layer of unpredictability and fear to parenthood. It's like having unmarked landmines in your back yard, and telling your kid to go outside and play. Your mission, should you choose to accept it. It's been almost six years since my son was diagnosed with food allergies to virtually all tree nuts, peanuts (FYI, peanuts don't grow on trees and aren't actually nuts), and sesame seeds. Thankfully we've never endured a second allergic reaction, but we're always ready just in case. This is how we manage his food allergies: Always carry emergency epinephrine When he was 10 months old, I gave my son some peanut butter and he developed a mild case of hives. Our pediatrici