Many people assume that their cell phones, laptops and all the other electronic gadgets they keep around them are safe. However, more and more, research is showing that there are a variety of hazards associated with exposure to electromagnetic fields (EMFs). In this study they demonstrated that EMFs can significantly increase the incidence of hyperploidy. Down Syndrome is one example of hyperploidy.
 
Mutagenesis. 1997 Sep;12(5):347-51.