03
Nov
Impact Of Heavy Metals On Human Health. Heavy metal toxicity has proven to be a major threat and there are several health risks associated with it. As in ground water has become a global issue. From a therapeutic viewpoint considerable re- of the known metals and metalloids are very toxic to living search and development efforts are being exerted to decorpo- organisms and even those considered as essential can be rate metal ions from the body. There are 23 heavy metals that are of concern to the health of humans.
Exposure to multiple heavy metals can have synergistic or antigonistic effects on human health. Heavy metal toxicity has proven to be a major threat and there are several health risks associated with it. The toxic effects of these metals even though they do not have any biological role remain present in some or the other form harmful for the human body and its proper functioning. Antimony arsenic bismuth cadmium cerium chromium cobalt copper gallium gold iron lead manganese mercury nickel platinum silver tellurium thallium tin uranium vanadium and zinc. The nervous system is very sensitive to all forms of. Since the use of As in World toxic if present in excess.
Mercury in soil and water is converted by microorganisms to methylmercury a bioaccumulating toxin.
Mercury in soil and water is converted by microorganisms to methylmercury a bioaccumulating toxin. As long ago as 2007 the World Health Organization stated that heavy metals accumulated in the environment. Furthermore the impact of heavy metals in the body may induce degenerative symptoms and clinical studies have shown a strong correlation between metal exposure and neurological diseases. The main threats to human health from heavy metals are associated with exposure to lead cadmium mercury and arsenic. Co-exposure of As with other heavy metals eg Sb and. Effects on human health Humans are exposed to cadmium by inhalation and ingestion although the main health impacts recorded in the literature are through dietary exposure kidney and bone damage and inhalation from smoking tobacco and occupational exposure lung damage.