Impact factor for posts is a measurement of importance.
Impact factor for users reflect their authority, reputation and contribution on a particular topic.
Rating reflects the quality of posts.
Rating on Voofie is not a simple average of all ratings, but a weighted average of rating, weighted by the impact factor of users who rated.
Search function in Voofie is base on Semantic tags and keywords.
Tags are Semantic as each tag has a predefined, accurate meaning behind.
To add a keyword, select the "Keyword:" option. Select other items for adding a tag.
Just click "Search" after you have define your search query.
近日有讀者來信，說她患了腰痛多年，近日痛楚更延至右腿外側，有時甚至擴散至小腿部分，間中還會出現麻痺感。
醫生建議她接受物理治療的「拉腰」療法。到底，「拉腰」是怎樣的治療方式呢？
