:- This research aimed to investigate the health information seeking behavior among the elderly. The sample was 410 elderly people living in Doi Saket district, Chiang Mai province selected specifically from 13,302 people population. Data collection was conducted from November in 2019 to February in 2020. The study result showed that most of the sample group needed health information on disease management and illness (52.20%), health promotion and prevention (31.22%), alternative medicine and complementary therapy (7.80%), food, herbs and other products that help to cure disease and promote health 97.07%), health and public health service (1.71%). The sample group searched information from sources as individuals, mass media, social media, and print media, which were accounted for 50.49%, 23.41%, 22.20% and 3.90%, respectively. The sample searched information from neighbors, patients or people with related experience, public health volunteers, medical personnel, and folk philosopher that were accounted for 39.76%, 27.80%, 21.46%, 6.59% and 4.39% respectively. They searched information from television media (65.61%), radio (34.39%), LINE programs (45.85%), Facebook (39.51%) and website (14.63%). The most applied print media by the sample group were leaflets or documents from government agencies (52.93%), magazines, journals and newspapers (44.63%), and academic books (2.44%). Most of the sample applied and tried the searched information immediately without thinking, analyzing or seeking additional information from other sources, which was accounted for 77.32%. While the sample who analyzed and found additional information from other sources before applying was accounted for 22.68%. It was also found that the sample did not know reliable sources, did not understanding the information, or being unable to interpret the obtained information properly, and being unable to access data sources were accounted for 56.34%, 28.29% and 15.37%,

Keywords : Information Seeking, Health, Elderly People.