system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5 Why, when the skin can absorb medications and ointments for pain, does soaking in a bath not hydrate the body?
gpt
Your skin is quite literally made to be water resistant. This is a very good thing, as the kind of water our skin is likely to come in contact with (rain) is going to be littered with all sorts of nasty things the body doesn't want.