Heavy metals can taint wine

"The cardiac benefits of wine have been touted for years, but heavy metal contamination found in some European red and white wines could turn a health benefit into a hazard, British researchers report. Heavy metals have been linked to neurological problems such as Parkinson's disease and may also increase oxidative stress, which can lead to chronic inflammatory disease and cancer, the researchers noted. The report was published in the October 30 online edition of Chemistry Central Journal