The Effects of Technological Oral Health Management

The goal of interventional study is to for the elderly who have poor chewing and eating ability after installing removable dentures through the intervention of oral mastication training and texture and diet education, the effects on oral health, eating ability, nutrition, and physical function changes are confirmed in Elderly individuals residing in Chiayi County who are 65 years of age or older, capable of self-care, conscious, and able to communicate in Mandarin and Taiwanese. The main question it aims to answer is: •Are there significant benefits to oral health, eating ability, nutrition, and physical function through the intervention of oral mastication training and texture and diet education? Researchers will compare changes in oral health, eating ability, nutrition, and physical functioning results to see if oral mastication training is effective. Participants will: * Experimental group: oral mastication training and texture and diet education. * Control group: only texture and diet education. * Cases were tracked in month 1 and will be tracked again in month 6.