Sleep irregularity — chronically disrupted sleep and highly variable sleep durations night after night — may increase the risk for atherosclerosis, according to a study led by Kelsie Full, PhD, MPH, of Vanderbilt University Medical Center.
Dr. Full's study was featured by the New York Times, CNN, and Forbes:
https://www.nytimes.com/2023/02/15/well/mind/sleep-schedule-heart-health.html
https://www.cnn.com/2023/02/17/health/irregular-sleep-heart-disease-risk-study-wellness/index.html