What a disappointment

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i wouldn't think so
 
I am curious, as it is speculated that nicotine does have an effect on impotence in men, when in the blood stream. I just wonder if it is in the blood, whether or not it can have an effect on the release of gases, if restricting the movement of blood in the system.
 
gitterdun:
I just wonder if it is in the blood, whether or not it can have an effect on the release of gases, if restricting the movement of blood in the system.

nicotine does narrow the arteries, but this is a short-term effect ... i would imagine after a 30 minute dive or so, that effect would be gone ... of course, nicotine also increases heart rate and flow of blood from the heart, so ... probably balances out anyway

smoking does put a lot of carbon monoxide in your system, which limits the amount of O2 the blood can carry ... i think that would be a much bigger problem than the nicotine itself
 
gitterdun:
Is there an effect on off-gassing with nicotine in your system?
I don't know about the effects of nicotine per se, but the impaired lung performance caused by smoking adversely affects the efficiency of off-gassing.
 
H2Andy:
nicotine does narrow the arteries, but this is a short-term effect ... i would imagine after a 30 minute dive or so, that effect would be gone ... of course, nicotine also increases heart rate and flow of blood from the heart, so ... probably balances out anyway

smoking does put a lot of carbon monoxide in your system, which limits the amount of O2 the blood can carry ... i think that would be a much bigger problem than the nicotine itself

Andy:
Agreed!

Now as far as the GUE/DIR discussion goes , well , er ...
As a cave diver and an official "stroke" , I better plead the 5th.

I'll stick with the cave community and just watch and listen.

I've learned to NEVER judge other divers by what they do / don't do etc.

There is room in the diving family for Everyone , IMHO.

Ok , I'll shut-up now...

Jeano Beano
 
Like I wrote on another board, my thoughts, which are sure to offend some people are pretty clear-cut. Smoking is retarded, period. No one even try to argue that point, 'cause you'll only look even more retarded. How do I know? Been there, done that, am suffering the health consequences of smoking in my younger and not so younger days.

I applaud GUE for pushing the point.

It isn't rocket science, or even all that difficult to quit. Again, been there, done that. A smidgen of will power will do it. Lying about smoking to get into the GUE program - well, it isn't GUE you're cheating, but yourself.

BTW, nothing offends me more than cigarette smoke at a dive site - divers smoking right before or after a dive show a distinct lack of intelligence, and I hate hanging around idiots. Instructors smoking at a dive site, especially in front of stuents, need to have their heads smashed into the nearest concrete wall.

Make of the above what you want. Just remember - smoking is retarded. And if you try to argue personal choice with me on this, I choose to consider you a retard.
 
smoking is really bad for you, and it's an addiction. i don't see a need to berate people over it, though ...

if you really wanted to help, that's not the tone to take
 
tektom, I have to differ with you.

Smoking sucks. It's a horrible habit; expensive, filthy, foul-smelling, and horrible in its health consequences. Until you have seen someone burn up their face, smoking with nasal oxygen cannulae in place because their lungs are so sick they can't get enough oxygen to survive without an external source, but they cannot quit smoking, you have not understood the horror of this addiction. When you have seen someone whose chief complaint is, "Normally, I can walk from my bed to the toilet, but the last three days, I have to sit on the floor for a while to get there," you begin to understand the power of this addiction.

Studies show it's easier to quit heroin than tobacco. It takes determination to do it, but like all addictions, once you have actually made the decision to be done with it, most people are successful. It's making that decision at a heartfelt level that is hard.

I loathe smoking. I see what it does to people, and to their families. I see the parents who want me to write prescriptions for Tylenol for their kids, so the state will pay for it, because they need THEIR money for the cigarettes I can see in their pockets. But I will not argue that it is easy to quit, because it is not.
 

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