Dr. M’s SPA Newsletter Audiocast Volume 14 Issue 26

Dr. M's Women and Children First Podcast

Sleep Restriction and Immune Health It has long been known that sleep is a truth teller of mood. The poorer the sleep quality, the poorer the emotional response. Every parent knows this with a child short on sleep. What are the cellular effects? From an abstract looking at catch up sleep and human inflammation we find the following: "Despite its prevalence in modern society, little is known about the long-term impact of restricting sleep during the week and ‘catching up’ on weekends. This common sleep pattern was experimentally modeled with three weeks of 5 nights of sleep restricted to 4 h followed by two nights of 8-h recovery sleep. In an intra-individual design, 14 healthy adults completed both the sleep restriction and an 8-h control condition, and the subjective impact and the effects on physiological markers of stress (cortisol, the inflammatory marker IL-6, glucocorticoid receptor sensitivity) were assessed. Sleep restriction was not perceived to be subjectively stressful and some degree of resilience or resistance to the effects of sleep restriction was observed in subjective domains. In contrast, physiological stress response systems remain activated with repeated exposures to sleep restriction and limited recovery opportunity...... and a section on literature review. Enjoy, Dr. M