Scientific Study from the year 2019 in the subject Biology - Diseases, Health, Nutrition, University of Benin, language: English, abstract: The study examines assessment of adolescents' sexual behaviour as a risk factor for hiv infection in akoko northwest local government area of Ondo state. The descriptive survey design was used for the study. A study sample of 378 adolescents in Akoko Northwest Local Government Area of Ondo State were randomly selected using the multi-stage random sampling technique. Primary data was collected and gathered with the aid of structured, self-administered questionnaire.Clarity of questions was tested by first conducting a pilot study Statistic. Retrieval of instrument from respondents was immediate yielding a 100% return rate. SPSS was then combined with EPI Info to make a comprehensive result that was outlined in the results section. Descriptive statistics such as frequencies and percentage distribution was used to show the distribution of the study population according to selected study variables. There is no evidence of association between adolescents' gender, class, and ethnicity while there is an association between adolescents' age, religion and adolescent sexual behaviour. That majority of the adolescents were aware of HIV, Majority of the adolescents were aware of HIV/AIDS via peer group, Major prevalent risky sexual behaviours among adolescents is virginal sex, Majority of the respondent had their first sex at age 11-13 years, Majority of the respondent had never used condom.There is significant association between the level of awareness of HIV/AIDS and prevalent risky sexual behaviours of the adolescent. Based on the findings of this study one can candidly conclude that Major prevalent risky sexual behaviours among adolescents is virginal sex. That majority of the adolescents were aware of HIV. Majority of the adolescents were aware of HIV/AIDS via peer group. That majority of the adolescents were aware of HIV and mostly