Your movements are more likely to occur between heartbeats than during, a quirk which could help us synchronise with other people
Source: https://www.newscientist.com/article/2198356-your-heartbeat-may-help-you-sync-up-with-other-people-to-cooperate/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home