A lack of sleep can cause mood instability, cognitive impairments, and increased stress levels. Caroline Goldsmith examines the intricate relationship between sleep cycles, circadian rhythms, and mental health disorders like depression and anxiety. This article includes practical strategies to improve sleep hygiene, the benefits of melatonin regulation, and how small changes in bedtim... https://www.gdpreu.org/caroline-goldsmith-psychologist-ireland-gdpr/