Ronald Vetter reported from a study which concluded: >If lithium protects brain cells from death by glutamate >overstimulation, it may have uses beyond manic depression. This >form of cell death occurs in strokes and in Alzheimer's, >Parkinson's, and Huntington's diseases. Chuang is investigating >whether lithium protects mice from similar neurodegenerative >illnesses. ............................................ Lithium used over long periods can actually produce PD - like symptoms - and is on the list of contraindicated drugs (Australian version). So don't get excited about using lithium... Joy Graham