On 17/10/07 2:49 PM, "Keith Johnson" <keithdj@mindspring.com> wrote:
> Robyn,
> Do you recall where you found this? I'd like a little more of the story.
> Thanks,
> Keith
>
> Robyn Francis wrote:
>> Another related bit of interesting brain chemistry research discovered that
>> when we handle natural soil the contact with living soil micro organisms
>> triggers release of serotonin in our brain - this is our natural
>> anti-depressant chemical and also helps strengthen the immune system.
>>
>> Ciao
>> Robyn
>>