Middle-Range Theory of Self-Care of Chronic Illness: 2025 Update Explained SEO Title: Middle-Range Theory of Self-Care of Chronic Illness – 2025 Update Explained Search Description: A clear summary of the 2025 update to the Middle-Range Theory of Self-Care of Chronic Illness, covering self-care maintenance, monitoring, management, symptoms and the six requirements for effective self-care. The article An Update to the Middle-Range Theory of Self-Care of Chronic Illness by Barbara Riegel, Tiny Jaarsma and Anna Strömberg is an important update to one of the most widely used nursing theories for understanding how people live with and manage chronic illness. The original Middle-Range Theory of Self-Care of Chronic Illness was published in 2012, updated in 2019 to integrate symptoms more clearly, and has now been revised again to reflect new evidence, clinical experience and theoretical development. This summary explains the key ideas i...