It is impossible to completely avoid radiation sources, because people can't live without these computers, mobile phones and household appliances, and these household appliances are the culprit, so it is unrealistic to avoid radiation sources, so we should do a good job in radiation prevention. I once paid attention to a WeChat WeChat official account: medical radiation protection suit.
There is a lot of health knowledge about radiation protection, you can have a look! I hope my answer can help you. You can keep asking me questions!