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Joao Paulo Carvalho wrote: > Brian,I suspect of one added factor that is the state of ones mind.I > will try to explain:for instance if the exercises are done under stress > or not,competetive or not,done with pleasure or by a kind of a > duty,demands heavy concetration or not,it is realized with or without > suspense(type Hicthcok films :-) ),there is fear or not,and so on.As > you know PWPD are very susceptible to psichological factors,sometimes > more than the physical ones by themselves.That is,the situation may > require independent of the strenght put in it,the greater or lesser > production of adrenaline,seretonine, > endomorphine,and the like.These substances can then have action on the > way the brain will be more or less permeable to levedopa. > > Regards, > +----| Joao Paulo de Carvalho |------ + > | [log in to unmask] | > +--------| Salvador-Bahia-Brazil |------+ > > Hello Joao Paulo, I think you may have the missing link in the story. The method used in the Report which I took from the journal Neurology was to use stationary exercise cycles to provide the exercise. I can think of nothing more boring, but at least it probably contributed to the consistency of the data. The answer seems to be Keep your Cool, but I suspect saying that to a South American soccer player is like telling a Parkie to stop shaking. Regards, -- Brian Collins <[log in to unmask]>