The following is the AI's preliminary analysis of this message, which we hope will provide you with some ideas before it is fact-checked by a human.
這則訊息提到坐端正、擺好頸椎可以預防失智,並指出頭腦的血液是由頸椎輸送上去。閱聽人需要注意的地方是這些資訊是否經過專業醫學機構或醫師的證實。在健康相關議題上,應該以醫學專業意見為準,避免因為未經證實的資訊而誤導自己或他人。因此,閱聽人在接收此類健康資訊時,應保持懷疑態度,並積極尋求專業意見。