Lupus is a detailed guide that explains the causes, symptoms, diagnosis, and treatment options for this chronic autoimmune disease. The article begins with an abstract and introduction, offering an overview of lupus and how it leads the immune system to attack healthy tissues, causing inflammation throughout the body. It explores different types of lupus, with a focus on systemic lupus erythematosus (SLE), the most common form. The article covers the role of genetics and environmental factors in the development of lupus, along with the common symptoms and complications associated with the disease. Treatment options, including medications like hydroxychloroquine (Plaquenil) and immunosuppressants, are discussed in detail, providing insights into how they help manage symptoms and prevent flare-ups. The guide also offers practical advice on living with lupus, including lifestyle changes that can improve quality of life. Organized to provide a thorough understanding of lupus, this article is a valuable resource for patients, caregivers, and anyone looking to understand the condition better. The information is presented in clear, straightforward language to ensure it is easy for all readers to understand.