Exercising after an injury can be a challenging but important step in the recovery process. Here are some tips to help you get started:

1. Consult a doctor: Before starting any exercise after an injury, it is important to speak with a doctor to ensure it is safe for you to do so. They can also provide guidance on what type of exercise may be appropriate for your injury.

2. Start slow: After an injury, it's important to start slowly and gradually increase intensity over time. This will help your body adjust to the new demands being placed on it and reduce the risk of re-injury.

3. Focus on range of motion: Initially, focus on exercises that help improve range of motion and reduce stiffness. Gentle stretching and range-of-motion exercises can help improve flexibility and mobility.

4. Incorporate strengthening exercises: As you progress, start incorporating strength-training exercises that target the injured area and surrounding muscle groups. This will help support and protect the injured area as you regain strength and mobility.

5. Listen to your body: If at any point you feel pain or discomfort during exercise, stop and speak with your doctor. It is important to avoid pushing through pain, as this can delay the healing process and increase the risk of re-injury.

6. Gradually increase intensity: Gradually increase the intensity and duration of your exercise as your body adjusts and you regain strength and mobility. This will help you progress towards your pre-injury fitness level.

Remember to follow your doctor's guidance and listen to your body as you progress through the rehabilitation process.