Ripple
Acupuncture

Figure 1: Geelong Sleep Disorders Centre 2025 What is Insomnia? Insomnia is a sleep disorder characterized by difficulty initiating sleep, maintaining sleep, or experiencing premature awakening with an inability to return to sleep. These sleep disturbances can lead to daytime fatigue, heightened irritability, and impaired concentration, which may negatively affect daily functioning and overall well-being. 1,2  Causes Elevated stress levels or worry related to school or work,