1, primary prevention: mainly aimed at healthy people, reduce the occurrence of diseases and injuries through publicity and education, health promotion and disease prevention measures. For example, promoting a healthy lifestyle, providing vaccination and strengthening environmental sanitation.
2. Secondary prevention: mainly aimed at people who have been sick or injured, aiming at early detection, early treatment and early rehabilitation, so as to reduce the progress of the disease and the occurrence of complications. For example, regular physical examination, early diagnosis and treatment, rehabilitation training and so on.
3. Three-level prevention: mainly aimed at people who have recovered, aiming at consolidating the rehabilitation effect and preventing disease recurrence and disability. For example, regular review, rehabilitation and maintenance training, lifestyle management, etc.