Exposure to light at night does not increase breast cancer risk, major new study suggests - The Institute of Cancer Research, London

The prospective analysis of 105,866 women provides evidence against the 40 year old proposal that night-time light levels and breast cancer risk are linked.

The metastatic spread of breast cancer accelerates during sleep

Residential ultraviolet radiation and breast cancer risk in a large prospective cohort - ScienceDirect

Light pollution is getting worse, and Earth is paying the price

Studies Find Breast Cancer Risk Lowers with Increasing Lifetime Sun Exposure - GrassrootsHealth

Night light has no effect on breast cancer risk, says study - Jersey Evening Post

IJMS, Free Full-Text

Is breast cancer preventable? How can you lower breast cancer risk? - Quora

2024 Cancer Facts & Figures Cancer, 2024--First Year the US Expects More than 2M New Cases of Cancer

Power Lines, Electrical Devices, and Extremely Low Frequency Radiation