Irregular sleep patterns between weekdays and weekends may be linked to a higher risk of suicidal thoughts and behaviors among teenagers, a study showed Monday. According to the study, published in the Journal of Korean Public Health Research by Han Seung-jun of Kyung Hee University’s Graduate School of Health Science and Management, teenagers with greater social jet lag were more likely to report suicidal thoughts, suicide plans and suicide attempts. Social jet lag refers to a mismatch between