Re: Running in marathons impairs immunity

Once upon a time, our fellow Van Bagnol
   rambled on about "Re: Running in marathons impairs immunity."
Our champion De-Medicalizing in sci.med.nutrition retorts, thusly ...

>I would have had no problem with you stating that 90 minutes is a 
>reasonable limit in order to mitigate immune system stress. I _did_ have 
>a problem with you stating 90 minutes should be the unequivocal maximum 
>for _all_ workouts. If the former is what you actually meant, then your 
>wording conveyed something else.

Of course, one does wonder why exercising for more than 90 minutes
would even be an issue.  Most people have a hard time finding time to
exercise to begin with.

Do people who exercise for 2 hours every day, have a life?