Saturday Nov 2015 (foodconsumer.org) -- A study released in Nov 2015 suggests that exposure to electromagnetic fields from wifi routers may be bad for your health.  The study found rats staying near wifi routers had the activities of liver enzymes changed, which is not a good thing.The study found Wi-fi exposure caused significant changes in blood glucose, triglycerides, cholesterol and high density lipoprotein cholesterol.The study on the other hand found evidence suggesting that vitamin C supplementation may reduce the harm from wifi routers.  The dose of vitamin C used for rats was 250 mg per kg body weight per day.F Shekoohi-Shooli, S M J Mortazavi, M B Shojaei-fard, S Nematollahi, M Tayebi, Evaluation of the Protective Role of Vitamin C on the Metabolic and Enzymatic Activities of the Liver in the Male Rats After Exposure to 2.45 GHz Nov.