Wife is being treated for glaucoma and has received differing advice from medical doctors concerning scuba diving and negative outcomes for vision. Are there any studies available?
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I think you've raised here a very important point: the "cards" you have don't reflect your real skills. The problem is that this goes both ways - I've seen Master Dive with terrible buoyancy and air consumption panicking for a bit of current...
Recreational certs often only tell how much money you spent more than what you can do but it's a complex topic...
Thanks. Wasn’t aware of this site.