Health Effects of Radiation:
5 Themes

(vi) Comparison of exposure doses in daily life

What exposure doses are present in daily life?

Comparison of Exposure Doses (Simplified Chart)

Comparison of Exposure Doses (Simplified Chart)


  • The 2008 UNSCEAR (United Nations Scientific Committee on the Effects of Atomic Radiation) Report
  • The 2007 ICRP (International Commission on Radiological Protection) Report
  • The exposure guideline of the Japan Association of Radiological Technologists
  • "Life Environmental Radiation (Calculation of the National Dose)," new edition

Prepared by the National Institute of Radiological Sciences based on the sources above (May 2018)

For more information about comparison of exposure doses, see page 77 of Vol. 1, FY2022 edition.

Exposure doses found to have health effects on people are considered to be at levels exceeding 100 millisieverts.

For more information about survey results, see page 117 of Vol. 1, FY2022 edition.