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Abstract: By using the method of literature review, this paper introduces the popular theoretical models which have shown to better explain physical activity behaviors at a certain degree, summarizes the dominating theoretical models in the studies of physical activity behaviors of the elderly in China. In addition, shortcomings and future prospects are pointed out at the... More
At present, caries has become one of the diseases that threaten peoples' health. Because caries usually does not affect patients' life safety, it is not paid enough attention to. In fact, the harm of caries to human health is significant. Caries can cause damage, defect or loss of teeth in the oral cavity. And it... More