The review article examines the clinical structure of mental disorders in medical students in various countries of the world (Argentina, Brazil, India, Iran, Italy, China, Malaysia, Russia). The most common non-psychotic mental disorders, including eating disorders and emotional burnout, depressive states and suicidal behavior, anxiety, sleep disorders, mental disorders due to the use of psychoactive substances (alcohol, tobacco, cannabis, etc.), Internet addiction. Differences in the group of mental disorders between boys and girls, medical students and students of other specialties, the population as a whole were revealed. The possibilities of Internet interventions to help with mental health problems in medical students are considered.