John, At 02:00 PM 08/12/1999 , John Walker wrote: >Maggie, > > Don't get so effensive about this. Laziness has nothing to do with >it. Do you mean offensive? Wasn't trying to be offensive. Hank is a good friend, I was making a comment in good humor, and I don't *think* he took it wrong, or if he did, he hasn't said anything about it yet. (The <g> is used to indicate humor in case the intent is unclear.) >As most people(I thought)realize is that excessive exercise is a >likely contributer of CNS ox tox and DCI. You're right, holding on to a line is indeed exercise. <g> (See, I'm making a feeble attempt at a funny here.) According to my extremely limited understanding, lack of sufficient exercise can also be a contributing factor: if you remain completely motionless during deco, circulation may not be optimal in all your limbs, so it is a good idea to move about a little and do some stretching. > If your jon line is of sufficient length you will not be pulled up. >If the swells are that big you should reconsider the dive. If I >understand your analogy correctly, you can let go then be lost at sea >sight unseen between though big swells. One cannot always predict what the surface conditions will be like at the end of one's dive (at least not up here) unless one limits onesself to 5 minute bottom times. And occasionally a big freak wave will roll through on an otherwise calm day. If there is no current when you're hanging, and your jon line is very long it is hard to stay in one place. With an ultra-long jon line, what do you do in those conditions? (This is why I use a fairly short line -- about 4 feet, not including the loops at the end.) Maggie; -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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