You are being trolled people. This article is so obviously not correct. All of the examples given are so subjective and there are hints in there that they are having a laugh at you for believing this. “When a group of Danish ninth graders experienced difficulty concentrating after sleeping” Come on, really? It wasn’t because they were playing games or chatting to their friends that their minds were too stimulated to sleep straight away?
Nevertheless, a group of scientists got together in the mid-2000s, calling themselves the BioInitiative Working Group. This group, which largely consisted of wireless radiation researchers, has written a harsh reply as feedback to the reports claiming that posed no health risks.  The reply lists a wide range of health effects scientists at the European Commission have unfortunately either ignored or dismissed.