MessagesRepliesFor YouTutorial
MessagesRepliesFor YouTutorial
This reply
Tommy Wang mark this message contains true information
｜originally written by Tommy Wang
肌肉進行等長收縮時，由於努責現象(valsalva maneuver，肌肉等長收縮形成呼吸作用的暫停，胸腔內壓上升，使心縮壓與心舒壓跟著上升) 的產生會提高血壓，有害心血管疾病患者，必須藉由用力時的呼氣動作來避免。

References

http://e-tpd.kssh.khc.edu.tw/sys/read_attach.php?id=622
The reply is used in the following messages
上了年紀不要亂抬重東西:

這個影片的現象叫做「努責現象」

努責現象就是運動時用力憋氣會導致胸腔內壓增高，血壓突然上升，靜脈回流減少，心臟輸出不足所產生的現象。
2 other replies｜

The content above by Cofacts message reporting chatbot and crowd-sourced fact-checking community is licensed under Creative Commons Attribution-ShareAlike 4.0 (CC BY-SA 4.0), the community name and the provenance link for each item shall be fully cited for further reproduction or redistribution.