If it's anything like the ones from my star, the mineral water is supposed to have some minor restorative properties. Though I suppose it's up to you, what you think is best.

[He shrugs, a little helplessly.]

Even if you'd rather not, the side rooms are comfortable enough for a rest. I should know, I've spent a fair few days here myself, this week. The one on the left has an especially comfortable mediocre cushion.