The spread of HIV/AIDS is mostly through sexual intercourse and is largely influenced by behaviour and attitude. Data based on a sample of 1797 households are used to study changes in sexual behaviour and attitudes towards sickness and death in Ugandan communities, which were due to the realization that too many deaths were occurring in the community. Positive behaviour and attitudes include willingness to use condoms and go for HIV tests. Reasons for willingness and reluctance to test for HIV status are discussed. Changes of behaviour and attitude are significantly related to age, sex, education, ethnic group and number of AIDS patients and deaths known to a respondent