The increasing of online coronavirus disease-2019 (COVID-19) information-sharing in digital media can contribute to the emergence of misinformation in public. Much insufficient knowledge will confuse public understanding and affect their quality of life. The study purposed to assess the knowledge and its influence on Indonesian students' quality of life during the COVID-19 crisis. A cross-sectional study was conducted between October and December 2020 by distributing online questionnaires. The data analysis was run through the Spearman correlation method by using SPSS version 21.0. A total of 200 respondents aged over 17 years were recruited using a snowball sampling technique. Most study respondents had insufficient knowledge about COVID-19, 23% of them had moderate knowledge, and only 17.5% had high knowledge. They obtained primary sources of COVID-19 information from social media platforms. The results showed that health science students have a better understanding than social science students (ρ<em>&lt;</em>0.001). The level of knowledge has a significant associated with psychological domain (ρ=0.020), environmental domain (ρ=0.046), and overall quality of life (ρ=0.047). Thus, the media control center is vital to encounter valid information in providing better knowledge and quality of life during a pandemic.

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Experiences or negative attitudes towards HIV, low knowledge and perception are also factor that can influence the emergence of stigma and discrimination. The primary objective of this study is to assessing the knowledge, attitude and perception among Faculty of Health Science students of Universitas Muhammadiyah Magelang towards risk of HIV/AIDS. Methods: The data was collected by questionnaire from students in five department Faculty of Health Science. Samples of 165 students using the proportional method. Each respondent's scores were totalled and individual average scale scores were analysed using descriptive analysis. Result: 53.34% of Faculty of Health Sciences students have the level of knowledge towards risk of HIV and AIDS was moderate (range 51-74). 62.5% of students have a positive attitude (0.63) and 51.5% of students have a negative perception. There is significant correlation between knowledge and attitude. However, no significant correlation was found between knowledge and perception. Conclusions: Increase knowledge about HIV/AIDS through education and training since attending college, providing sufficient and up-to-date information about HIV/AIDS so as to be able to prepare health science faculty students to treat patients with HIV/AIDS and reduce negative stigma and discrimination.