Du skal bare huske en stor vinge til at skabe opdrift nok. Eller smide
en 40-50 kilo fra
blybæltet
Thomas Andersen <dykkerservice@gmail.com> (fjern) skrev:
>Så skal jeg da have min kondicykel
>med næste gang jeg skal lave deko ;)
>
>--
>mvh. Thomas N. Andersen
>
www.dykkerservice.dk
>"Lars Grønlykke (slet 5N03G)"
><lars_groen@5N03Gyahoo.dk> skrev i en
>meddelelse
>news:11396912830.597243301731783@dt
>ext.news.tele.dk...
>> Faldt lige over lidt spændende
>>forskning på pubmed.gov
>>
>> Det er vist at det er vigtigt at
>>træne moderat mens man ligger på
>> decostoppet for at komme af med
>>mere inert gas.
>> Se bare her:
>>
>> Exercise during a 3-min
>>decompression stop reduces
>>postdive venous gas
>> bubbles.
>>
>> Dujic Z, Palada I, Obad A,
>>Duplancic D, Bakovic D, Valic Z.
>>
>> Department of Physiology and
>>Biophysics, University of Split School of
>> Medicine, Split, Croatia.
>>zdujic@bsb.mefst.hr
>>
>> PURPOSE: Decompression sickness
>>is initiated by the formation of gas
>> bubbles in tissue and blood if
>>the divers return to surface pressure
>> too fast. The effect of exercise
>>before, during, and after dive on
>> bubble formation is still
>>controversial. We have reported recently
>> that strenuous aerobic exercise
>>24 h before simulated dive ameliorates
>> venous bubble formation. The
>>objective of this field study was to
>> evaluate whether mild, continuous
>>exercise during decompression has a
>> similar impact. METHODS: Ten
>>healthy, military male divers performed
>> an open-sea field dive to 30 m of
>>sea water breathing air, remaining
>> at pressure for 30 min. During
>>the bottom and decompression the
>> subjects performed fin underwater
>>swimming at about 30% of maximal
>> oxygen uptake. Each diver
>>underwent two randomly assigned dives, one
>> with and one without exercise
>>during the 3-min decompression period.
>> Monitoring of venous gas emboli
>>was performed in the right heart with
>> ultrasonic scanner every 20 min
>>for 60 min after reaching surface
>> pressure in supine rest and
>>during forced two-cough procedure.
>> RESULTS: The study demonstrates
>>that a mild, continuous exercise
>> during decompression
>>significantly reduced the average number of
>> bubbles in the pulmonary artery
>>from 0.9 +/- 0.8 to 0.3 +/- 0.5
>> bubbles per square centimeter in
>>supine rest, as well as during
>> two-cough procedure, which
>>decreased from 4.6 +/- 4.5 to 0.9 +/- 0.9
>> bubbles per square centimeter. No
>>symptoms of decompression sickness
>> were observed in any subject.
>>CONCLUSION: These results, obtained in
>> the field conditions, indicate
>>that a mild, underwater swimming during
>> a 3-min decompression period
>>reduces postdive gas bubbles formation.
>>
>>
>> Med Sci Sports Exerc. 2005
>>Aug;37(8):1319-23.
>>
>>
>> God fornøjelse
>>
--
LG