I fell and I have pain in my wrist, how would I know if there's a bone fracture?

Get it seen. You do not mention how and when you injured yourself. In any event the only sure way is to have your wrist seen by your doctor and see if you need further studies like x-rays.

Related Questions

I have wrist drop due to bone fracture from last four month now I hve to wait or go for the nerve treatment?

Wrist drop. This must have been quite a fracture. What was the treatment at the time of the fracture? Did you have surgery or not? Yes definitely get the nerve checked and repaired if possible - its already been 4 months. Read more...
WRIST DROP TX. Wrist drop can be difficult to treat follow up with your doctor and get a neurology consult. Physical therapy all be needed to rehab and get strength back post op. Read more...