Neuroscience is again coming into alignment with ancient wisdom. Robert Evans and Michael McCullough using gratitude journaling and exercises have shown what taking gratitude to heart can do for us.
What they showed was that gratitude, by increasing dopamine and serotonin, had an effect equal to that of an antidepressant . It also increased neuronal density in the prefrontal cortex on FMRI studies much like that seen in advanced meditators.
Gratitude is spiritual practice!
This also applies to our spirit guides. We stand on the shoulders of others and shamans and those who work with spirit are only as powerful as the guides that are linked to them.
...since it is often life changing events that are not positive such as loss of a job or a loved one or a debilitating illness that we need to be grateful for. Without them we would not have had the growth we needed at that time.
These were some of the other effects that the researchers found with their study: