Factors affecting chronic lack of sleep among students. Methods of combating insomnia during university studies

Everyone can feel tired at times during the week, and the reasons for this are often quite obvious, including late nights, early starts, sleep disturbances or stress. But some students feel tired all the time, despite a good night's sleep. Constant tiredness and exhaustion are not normal and can be detrimental to mental and physical health. Lack of sleep due to stress is a serious problem among students. This condition has many negative consequences for health and academic performance. Consider the impact of stress on students' sleep and how it affects their lives. The impact of stress on students' sleep in its manifestation has the following effects: physiological effects of stress: increased cortisol levels, stress causes the release of cortisol, a stress hormone that makes it difficult to relax and fall asleep. The sympathetic nervous system also reacts, its activation due to stress leads to increased heart rate and increased readiness of the body for action, which prevents falling asleep. The psychological effects of stress are manifested by a state of worry and anxiety, stress is often accompanied by thoughts about problems and future tasks that prevent relaxation. Long-term stress can lead to depressive states, which negatively affect the quality of sleep. Social and behavioral factors are revealed through the academic load, high demands of learning, preparing for exams and performing tasks that increase the level of stress. Often, due to studies and social life, students neglect a regular sleep schedule, which worsens its quality and disrupts the daytime routine itself. There are major consequences of lack of sleep, which are manifested due to a decrease in immunity, chronic lack of sleep reduces the body's resistance to infections. There is a great risk of diseases. Lack of sleep is associated with an increased risk of cardiovascular disease, diabetes and obesity. Cognitive disorders are reflected in mental health. Lack of sleep impairs memory, concentration and learning ability. Emotional instability leads to lack of sleep, increases feelings of anxiety, depression and irritability. Academic success is also not on the sidelines: the effectiveness of learning is significantly reduced. Lack of sleep affects the ability to absorb new information and reduces productivity. Poor performance appears: Students who suffer from sleep deprivation often perform the worst in exams and in studies in general.