I love sitting in it, but I notice at my health club none of the fit people use it. Just the older and overweight people like myself!!

It does make my face feel nice and smooth. It goes a bit bumpy if I don't use it for a few weeks! Although sweating from running would do the same?They make you sweat out your ‘water weight’ so you appear slimmer. But the minute you drink/eat again you’ll ‘gain’ it back.
Most people use it because it makes their skin feel nice !
the heat from the sauna opens your pores up, and lets the moisture from the steam in... sweating running would dry you out as it’s salty sweat !It does make my face feel nice and smooth. It goes a bit bumpy if I don't use it for a few weeks! Although sweating from running would do the same?