Can a lack of sleep cause sudden severe acne breakouts?
1. Introduction A lack of sleep can indeed cause sudden and severe acne breakouts. Sleep deprivation acts as a profound physiological stressor that rapidly elevates systemic cortisol levels, disrupts hormonal balance, and impairs the normal immune functions of the skin. This biochemical cascade leads to increased sebum production, heightened inflammation, and a weakened epidermal barrier, … Read more