What If You Didn’t Leave the Bathtub for a Month?

Who doesn’t love baths? For an hour, you can soak your worries away in a nice, relaxing bubble bath. But what about spending, oh I don’t know, 729 hours more? Yeah, we’re throwing you in for an entire month. What would happen to your skin? And how long is too long for a bath? What is vasoconstriction? Why are vesicles forming on your body?