Not exact matches
«While
environmental enrichment didn't seem
to significantly influence the number of neurons [that were
damaged],» explains Tsai, «it does induce the growth of dendrites and high numbers of synapses,» both of which are neuronal structures that underlie how
brain cells communicate with one another.
But scientists understand little about what's happening in the gut — the ingestion of
environmental toxins or germs, perhaps — that leads
to brain damage and the hallmarks of Parkinson's such as tremors, stiffness and trouble walking.
A possible hypothesis for exactly how stress contributes is that it may cause a neurotoxic reaction in the
brain (primarily in the hippocampus) that leads
to cell
damage and death in individuals who are already vulnerable (due
to genes or early
environmental insult).
Due
to repeated exposure
to environmental toxins that can cause cell death in the
brain, it is never a bad idea
to bolster
brain health
to prevent potential mental health and
brain damage.
If the BBB becomes permeable, the
brain is susceptible
to damage from heavy metals, bacteria,
environmental toxins and other harmful substances.
On the eve of Senate hearings examining the destruction of the Deepwater Horizon rig and the unabated release of oil from the
damaged seafloor well, President Obama ordered a team of government officials and scientists led by Energy Secretary Steven Chu
to head
to Houston this week
to confer with BP's
brain trust on next steps
to stem the unfolding
environmental disaster.