A representative for Lightfoot's family says he died of natural causes at Sunnybrook Hospital in Toronto.

Source: https://www.ctvnews.ca/entertainment/tom-cochrane-steven-page-recall-gordon-lightfoot-s-influence-on-canadian-music-1.6379652

“It will save thousands of women’s lives each year,” said Dr. Martin Yaffe, a breast cancer and imaging scientist with Sunnybrook Research Institute.

Source: https://www.thestar.com/news/canada/2023/06/11/these-women-were-told-they-were-too-young-to-get-a-mammogram-then-they-were-diagnosed-with-breast-cancer-in-their-40s.html