The article discusses the importance of sleep regularity in predicting mortality risk, suggesting that it is a stronger predictor than sleep duration. The comments reveal that many people struggle with maintaining a regular sleep schedule and share their personal experiences and strategies for improving sleep. Some commenters mention the challenges of implementing conventional wisdom, such as avoiding screens before bedtime, while others share their successes with techniques like using red light glasses or apps that coach light exposure. The discussion also touches on the relationship between sleep, genetics, and neurodivergence.