Posted by Joe on November 02, 2001 at 20:31:48:
In Reply to: Hi Joe. posted by Paco on November 02, 2001 at 15:15:21:
I use the O2 at 10-12 lpm via a face mask, not a rebreather. 2 years ago, 10 minutes on o2 did the trick. This time, however, even though the headache abated somewhat on o2, as soon as I stopped breathing it, the headache would return and/or intensify