Loss of the Y chromosome discovered as a new risk factor for heart disease 21.02.2025 https://dzhk.de/en/newsroom/news/latest-news/article/verlust-des-y-chromosoms-als-neuer-risikofaktor-fuer-herzerkrankungen-entdeckt Men lose their Y chromosome as they age https://theconversation.com/men-lose-their-y-chromosome-as-they-age-scientists-thought-it-didnt-matter-but-now-were-learning-more-275823 The increase with age is clear: 40% of 60-year-old men show loss of Y, but 57% of 90-year-olds