TIL that a blow to the chest at a very specific moment of the heart’s rhythm, can result in immediate cardiac arrest. The blow doesn’t even need to be enough to cause physical injury. (Repost cos my last post got deleted) en.wikipedia.org Submitted by RoyalChihuahua t3_11hp6lh on March 4, 2023 at 4:16 AM in todayilearned No comments 5