on Writers Helping Writers:

We’ve covered many aspects of pain so far in this experience, such as the different categories of pain and how to write the discomfort associated with minor, major, and invisible injuries. All of this is helpful for identifying the pain your character will be feeling and helping you write it accurately. But how will your character sustain their injury?

If you’ve determined that pain is in your character’s future, you’ve got to then figure out how it will happen. The good news is that this can often be done organically through whatever they’re already doing. It’s just a matter of knowing which activities they’d be involved in and the locations they’re likely to visit. Get them there, and let the mishaps unfold.

Here are a few of the common causes for injuries and places where harm could naturally befall your character.