In the last decades, the interest of psychologists in studying anxiety has increased. This fact is determined by the radical changes occurring in contemporary society, they are caused by the unpredictable and undefined character of the future, which leads to the emergence of restlessness, emotional tension, anxiety. The work is dedicated to the study of anxiety problems. The basic ideas are described in the following sections: The notion of anxiety in contemporary psychology. Developing views of anxiety in the history of psychology. Forms of anxiety. Psychological causes of anxiety. The problem of anxiety in psychology. The notion of "anxiety" is used with different meanings by different authors. It is also treated as a temporary mental state, which appears under the impact of stressful factors; as a frustration of social needs; as a primary index of deprivation, when the organism has no possibility to satisfy its needs, etc. Anxiety can manifest itself both psychologically and physiologically. The problem of locating the source of anxiety is important for understanding the causes of its appearance. Anxiety is a complex and pervasive problem in contemporary psychology, attracting significant attention from researchers, clinicians, and the general public. Several aspects of the anxiety problem in contemporary psychology include: increased prevalence, diversity of anxiety disorders, comorbidity with other conditions, biopsychosocial model, technological impact, trauma-informed approaches, cultural and social influences, prevention and early intervention, personalized treatment approaches, telehealth and accessibility. Addressing the problem of anxiety in contemporary psychology requires a multidisciplinary and holistic approach. Continued research, community awareness, and destigmatization efforts are crucial to promoting a more comprehensive understanding of anxiety and improving mental health outcomes.