Do LifeWatch Generation 2 generate harmful radiation? No. They only possess a Bluetooth antenna, which does not affect the health of the users. Related articles How can I adjust the brightness of my LifeWatch Generation 2 screen? What are the Health Functions on LifeWatch Generation 2 and what can I do with them? Is it possible to change the home interface of my LifeWatch Generation 2? Does BioSense generate harmful radiation? How do I Reset or Restart BioSense?