Move to safety and call the police immediately. Get a medical checkup, even if...

https://blogfreely.net/neasalnfbo/what-if-my-injuries-get-worse-a-few-days-after-the-accident

Move to safety and call the police immediately. Get a medical checkup, even if you feel fine. Take photos and grab witness contacts. Watch what you say at the scene and don't sign insurance papers yet. Remember the two-year Texas claim deadline.