Lack of sleep has been increasingly recognized as a significant modulator of inflammatory processes within the body, including the skin. Dermatological research indicates that sleep deprivation can exacerbate chronic skin conditions and delay the skin's healing process. The relationship between sleep and skin health is mediated through the increase of systemic inflammatory markers such as C-reactive protein (CRP) and interleukin-6 (IL-6), which are elevated in cases of poor sleep. Furthermore, the disruption of the skin's barrier function due to insufficient sleep can increase susceptibility to irritants, allergens, and microbial pathogens, thereby compounding inflammatory responses.
The skin operates on a circadian rhythm, much like many other bodily functions, optimizing different processes at various times of the day and night. During sleep, the skin's blood flow increases, aiding in the repair and regeneration of the epidermal barrier. Sleep is also crucial for the rebalancing of hydration and the regulation of pH levels on the skin's surface. Lack of sleep disrupts these processes, leading to decreased skin elasticity, increased signs of aging like wrinkles and fine lines, and a dull complexion. Moreover, the production of collagen, which is vital for skin strength and elasticity, is also compromised.
Recent studies underscore the impact of chronic sleep loss on specific dermatological conditions such as atopic dermatitis and psoriasis, which are characterized by heightened inflammatory states. Sleep deprivation can trigger flares in these conditions due to the body's stressed state, which intensifies the inflammatory response. Given the pivotal role of adequate sleep in maintaining skin health, dermatological authorities emphasize the importance of integrating sleep hygiene practices into routine skin care, particularly for patients with chronic skin conditions.
Check out Dr B's recent Instagram on sleep sensitive skin, and skin and sleep hygiene tips here !
