U.S. health experts seek more study on 'fracking'WASHINGTON — A group of US medical professionals called Monday for a halt to a type of drilling for natural gas called "fracking" in populated areas until more is known about its health impacts. Jan 10, 2012
Study: Brain energy crisis may spark Parkinson'sHEALTHBEAT: Failing energy factories in the brain suspected in illnesses like Parkinson's Nov 01, 2010
