Bug bites and stings from mosquitoes, ticks, bedbugs, spiders, and bees trigger localized inflammatory responses ranging from mild erythema to severe anaphylaxis. This category addresses identification of common bite patterns, first-aid management with antihistamines and topical corticosteroids, and recognition of secondary infections requiring antibiotics. Articles also cover vector-borne disease risks such as Lyme disease and West Nile virus, appropriate wound care protocols, and evidence-based prevention strategies including DEET application and protective clothing. Clinical red flags warranting emergency evaluation are outlined throughout.