The article focuses on the study of the lexical-semantic and genre-stylistic aspects of the concept "HEALTH/ILLNESS" and the specifics of reproduction in modern English-language TV series.. Analyzing the concept "HEALTH/ILLNESS" in the lexical-semantic aspect according to dictionary definitions, it was established that they do not always have a clear definition, as they can be perceived subjectively and determined by cultural and social contexts. Although there are generally accepted standards, the interpretation of symptoms and assessment of health status may vary among different professionals and individuals. Considering different views on the concept of "HEALTH/ILLNESS" we can consider the main approaches to its definition — traditional medical concept, the World Health Organization (WHO) concept, and the ecological concept. The concept "HEALTH/ILLNESS" in medical texts has its own specific stylistic and linguistic features. This includes the use of specialized terminology, nominalization of verbs and adjectives, medical jargon, extended nominative groups/phrases, causal verbs, impersonal language and the use of internationalisms. The public's understanding of the concept "HEALTH/ILLNESS" is largely formed through various sources of information, in particular through English-language TV series. Contemporary TV series have been found to have a major impact on public perception and awareness of the importance of research and treatment for various diseases, including neurodegenerative diseases. Since the concept of "health/illness" is considered from different points of view, several micro-concepts were distinguished using frame analysis, namely: physical health, mental health, medical therapy and recovery, diagnostic process, modern approaches to treatment, health insurance systems, and ensuring access to medical care.