Core Viewpoint - The article discusses the phenomenon of paradoxical insomnia, where individuals feel they are not sleeping despite objective measures indicating normal sleep patterns. This condition often leads to misunderstandings and skepticism from family and friends regarding the individual's sleep issues [4][6][20]. Group 1: Understanding Paradoxical Insomnia - Paradoxical insomnia, also known as sleep perception disorder, affects about 5% of insomnia sufferers, with a higher prevalence in women [4][6]. - Individuals with paradoxical insomnia often report feeling as if they have not slept at all, despite having normal sleep duration and efficiency as measured by sleep studies [10][11]. - The discrepancy between subjective sleep perception and objective sleep data can lead to confusion and skepticism from those around them, as family members may observe them appearing to sleep soundly [7][12]. Group 2: Psychological Factors and Treatment - Psychological factors such as anxiety and depression can exacerbate the perception of insomnia, creating a vicious cycle where poor sleep worsens mental health and vice versa [15][19]. - Treatment options for paradoxical insomnia may include cognitive behavioral therapy, which helps correct misconceptions about sleep and reduce anxiety related to sleep issues [20][21]. - While some individuals may find relief through medication, the effectiveness of hypnotics for paradoxical insomnia is generally lower compared to other types of insomnia [20].