Mental health as a key factor in the viability and quality of life of an individual

The article is devoted to the study of the transformation of the subjective characteristics of personality and one of the key parameters of mental health and quality of life of a person - viability. The tendencies of qualitative changes in the parameter of personality viability under the influence of unfavorable environmental conditions are revealed - in connection with the covid-19 pandemic and global quarantine restrictions. The components of human viability, the features of their maintenance in a stable and balanced state are characterized. It is said about the importance of prevention and work on improving the adaptive capabilities of a person and, as a result, his viability.