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Hello Brian,

Brian Collins wrote:

> 1/  I often experience back pain when trying to do things like yard
> work, and it is much worse if I am in the 'Off' condition. I believe
> that the cause is fairly straight forward; the typical Parkinson
> posture - leaning forward from the waist. Try catching a glimpse of
> yourself in a window or a mirror, and you will be surprised at how
> far from upright you are. This lean puts heavy stress on the lower
> back area, -the pain is your body's way of telling you to quit!
.......
> For what it is worth, I think the reason that we tire so quickly is
> that our muscles are already exerting effort, pulling against each
> other, so that when we exert a force on say a shovel, we have to
> produce the opposing forces, Plus the force to move the shovel.
>
> The amount of dopamine used by the brain has virtually no relationship
> to the amount of effort being expended by the body. The dopamine is
> actually used to condition the fluid in the synapses so that the
> electrical signal from the brain is conducted correctly across the
> synapse.

Say Brian,how would you explain the drowsy effect many in the list do
feel
 after taking sinemet and passed say about 20 to 120 minutes(it varies)
??.

Regards,
   +----| Joao Paulo de Carvalho   |------ +
   |         [log in to unmask]     |
   +--------| Salvador-Bahia-Brazil |------+