system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why is staph so rampant in hospitals compared to elsewhere?
gpt
Staph is everywhere, on our bodies and in our environment.  It is an issue in hospitals because hospitals are full of sick people who are more susceptible to infection than the general population. Staph isn't the only bacteria like this, there are many others which are infection concerns in the hospital that most people with healthy immune systems usually don't have a problem with.