This study aims to investigate the interactions and emotional relationships between family members during the corona. The statistical population was all people with Quid 19 disease in tehran in 1400 Due to limited access to samples, available through sampling method, A total of 100 patients with coronary heart disease were selected as the statistical sample. Research method from the objective dimension, of the applied type. And in terms of data collection method was survey type. Measuring tools for measuring interactions and emotional relationships, The family performance questionnaire was based on the McMaster model. The results of the analysis showed that the rate of interactions and emotional relationships between family members and the affected person was above average. There is a significant relationship between family members' interactions with the patient and emotional relationships between them. Between components of family interactions such as problem solving, roles, relationship, behavior control with emotional relationships There is a significant relationship. Between the type of communication with family interactions and the type of communication with emotional relationships; There is a significant relationship between communication style with family interactions, and communication style with emotional relationships And in the type of warm communication, family interactions and emotional relationships with the sick person are more than the style of cold communication. In healthy communication style, the amount of interactions and emotional relationships of family members with the sick person is more than healthy communication. There is no significant relationship between how to interact and emotional relationships