Not surprising. If they've been fighting the kind of wars that leave behind chemical or biological or whatever kind of weapon's in that fog, they'll need all the help they can get.

[His tone suggests 'psychological' might be one form of that help, but his expresion shifts at the question, glancing down at, to him, standard Starfleet medical/scientific blue before he squints at Spock through the communicator's small display.]

My uniform. Are those vulcan pyjamas you've got on?