Many people see improvement from their injuries within a few days or weeks. However, sometimes it can worsen. It is possible to develop severe and chronic pain and soreness from this incident. Also, whiplash can lead to mental health changes, including cognition changes, depression, and a lack of ability to focus.
Don't ignore these problems. Some people have fractures of their vertebrae that may require more extensive treatment and surgery. That's why it is so important to be screened for any damage to your neck.