In article <4ffmjj$mdo at epx.cis.umn.edu>, selby at lenti.med.umn.edu says...
>>H.O.van.den.Berg at Inter.NL.net wrote:
>>[lots of false conjecture deleted]
>>: So I think it's reasonable to assume that sports progresses the
>: aging process. Probably even a lot of "lean muscle tissue"
>: does the same (consuming more oxygen).
>>: Is muscle tissue and sports activity the reason for the fact
>: that women live longer ?
>>: Yes, I know about the finish study of ski-sportsmen. But they were
>: compared to their collegue sports, not a control group of couch
>: potatoes.
>>: And if we pay this price for sports, what sport would give
>: the best physical results for the lowes oxygen price ?
>>You have ignored numerous human studies where sedentary lifestyles
>coincide with increased risk for heart disease, stroke, etc. etc. and a
>study done on rowers in the late 70's that showed that these athletes
>(many of whom continued their sport after college) outlived there
>classmates by 10-12 years.
>>This physiobabble is the same thing sighted by trash newspapers every so
>often about the deleterious effects of exercise. What you fail to
>recognize is that in evolutionary terms, our vigorous types are probably
>very sedentary compared to the gathering/hunting lifestyle of
prehistoric
>peoples.
>>Drawing parallels between fruit flys and human behaviour is ludicrous.
>Paralysis in humans (the ultimate in non-activity) results in a decrease
>in life-span of 5-20 years depending on the extend of injury. While
this
>is complicated by the other health issues involved in spinal cord
injury,
>the 200% figure you sight in fruit flies should outweigh the deleterious
>effects of spinal cord injury. While my reasoning in this argument is
>ridiculous, at best, it shows the danger of taking wildly disperate
>species studies and drawing conclusions about supposed health benefits
or
>deleterious effects.
>>I'll continue my fitness and diet regimes, and you just lay around the
>house. I promise to come to your funeral and NOT say, "I told you so!"
>This is the first time I use this system! Really interesting this
>argument whether EXCESSIVE exercize shortens your life! Of course it
>must because you burn more oxygen but the day to day quality of life
improves due to good oxygenation and use of biohardware. Who wants to
live to 100 anyway!Free radical damage is obviously responsible for long
term damage. Its a bit like a fire the more fuel you pour on it the
faster and BETTER it burns
