Class 12 Biology NCERT Human Health and Disease
The chapter Human Health and Disease in Class 12 NCERT Biology focuses on the concepts of health, common diseases, and the human immune system. Students learn about types of diseases—infectious and non-infectious, their causes, symptoms, and prevention. The chapter covers immune responses, vaccination, and the role of antibiotics and other medicines in maintaining health.
It also highlights lifestyle-related disorders and the importance of hygiene, nutrition, and awareness for disease prevention. NCERT provides clear explanations, diagrams, and examples to strengthen conceptual understanding and exam preparation. This chapter is crucial for CBSE Class 12 board exams and competitive exams like NEET, where questions on human health, immunity, and disease management are frequently asked. By mastering Human Health and Disease, students gain insights into maintaining well-being, preventing illnesses, and understanding the functioning of the human immune system.
