The Hot Springs is place to resting. You can use there a bath soap. The soap add you adding stats.
Where can be seen
How it works
If you are enter in the Hot Springs you can use some soaps. Any soap adding different stats. The soap duration is more then one hour.
While you are in the springs, you must sit down using key F12 or press E. When you only stand in the springs, you will not get any additional stats.