Gathering strong evidence is crucial to building a strong case in a personal injury claim. Here are some ways to gather strong evidence to support your case:

1. Seek medical attention: Seek medical attention as soon as possible after an accident, even if you don't think you are seriously injured. This will ensure that your injuries are documented and can help establish a causal link between the accident and your injuries.

2. Document the scene: If possible, document the scene of the accident by taking pictures or videos. This can help establish the cause of the accident and may be useful in determining liability.

3. Gather witness statements: Obtain statements from any witnesses to the accident. These statements can help establish what happened and may be useful in determining liability.

4. Keep a journal: Keep a journal of your injuries and how they are affecting your daily life. This can include details about your pain levels, any medical treatment you are receiving, and how your injuries are impacting your ability to work or enjoy hobbies.

5. Keep all relevant documents: Keep all relevant documents related to your case, including medical bills, employment records, and police reports.

6. Hire an expert witness: In some cases, it may be necessary to hire an expert witness to provide testimony about the cause of the accident or the extent of your injuries.

7. Work with an experienced personal injury attorney: An experienced personal injury attorney can help you gather strong evidence to support your case. They can also help you understand the types of evidence that are most important in personal injury cases and can use their network of resources to gather evidence on your behalf.

By following these tips and working with an experienced personal injury attorney, you can gather strong evidence to support your case and increase your chances of receiving a fair settlement or verdict.