The article from the New England Journal of Medicine from June 2026 addresses the prevention and treatment of peanut allergy. Peanut allergy represents a significant health problem that can lead to severe allergic reactions, including anaphylaxis. The article describes modern approaches to preventing the development of peanut allergy, including early exposure to peanuts in childhood. It also covers treatment options for patients who already have the allergy. Treatment approaches include immunotherapies and other specialized methods. The article emphasizes the importance of early diagnosis and individualized approach to patients with peanut allergic reactions.