Can mobile jammers detect cheating tools?

With the improvement of living standards, health issues become more and more important. In daily life, with the expansion and diversification of the use of radio waves such as smartphones, mobile phones, wireless LANs, wireless and IC tags, we are worried that radio waves may be harmful to our health, so we propose the safety of radio waves Questioned. One person has. Machines such as mobile cell phone jammer are widely used in many places. Mobile jammers with the ability to block signals were used as tools to prevent cheating at the test site. However, there are sentences such as "Interfering equipment is harmful to humans". The Ministry of Education revealed its position. This phrase lacks scientific basis. Mobile phone protection is an effective way to prevent cheating.