system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why do broken bones hurt when it rains?
gpt
When it rains, the pressure in the air will drop. This drop in pressure is often enough to cause physical changes in your body, such as the expansion of soft tissue and fluid around your joints. These minor changes may be noticeable in parts of your body that are already 'sensitive', like a broken bone or arthritic joint.