If what you say is true, then you really should see a doctor (preferably one with diving knowledge) as soon as possible!
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If it were on my forum I would probably do an IP address crosscheck out of curiosity
We went down again to about 30ft and practiced the skill where the instructor turns off your air, and you swim like crazy to the surface, and manually inflate your BC.
Does The SSI skill require an instructor to actually turn off a students air at 30'?
Does The SSI skill require an instructor to actually turn off a students air at 30'?