How does the stress experience change over time? Which situations in everyday life are particularly stressful? Is the experience of stress influenced by the personality? People react differently to stress and there are various factors influencing the experience of stress, such as age, family situation, gender, personality and smartphone use. Recognizing stress is important for mental and physical health. Fill out a short, scientific stress questionnaire once a day and find out more about your stress level - you will receive feedback about changes in your stress level over time as well as your personality and your stress management strategies. Your data is stored completely anonymously; it is not possible to draw any conclusions about you personally.