The internet is full of hints and tips on how to relax and manage stress but one breathing technique, known as cyclic sighing, is backed by neuroscientist and podcaster Andrew Huberman, so I decided to try it out. An associate professor of neurobiology at Stanford University’s School of Medicine, Andrew Huberman has discussed the technique on his Huberman Lab podcast which has become one of the most popular podcasts in the world since it began in 2021, ranking as the third most popular podcast on Spotify and the most followed show on Apple Podcasts in 2023. What is cyclic sighing?Cyclic sighin…