> Any infos about astmatic (extrinstic= allergic based asthma) divers?
 > I mean, are they in danger, or can they freely dive? The air in the tank
 > is filtered, so I hope nothing can prevent them from diving, if otherwise
 > they're okay...
Hi Gabor!
I'd suggest that you or your friend should seek medical advice
from someone who understands in diving medicine.  Asthma is one
of those "red flags" that we watch for on a new diver's medical
questionnaire.  Better safe than sorry with this issue.
             OOo O                     Steve Elliot
             O oO                 FidoNet Scuba Moderator
              o                   [\] Diver Down BBS [\]
       _____ o o                    Ft. Lauderdale, FL
      (_/-\_)..                        954-436-3937
     ===(O).                        selliot@attmail.com
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