To prevent yourself from getting injured, living a healthy lifestyle is a form or primary prevention. Warming up before you exercise, eating healthy, and exercising prevent injuries and illnesses.
2. Secondary prevention
If you do get injured, secondary prevention prevents further damaging the injury and trying to recover. This can be done by rehab, antibodies, bracing etc.
3. Tertiary Prevention
This level of prevention is for catastrophic injuries that people cannot recover from and return to their pre-injury condition. These people will work to to improve quality of life