Here’s the breathing technique that soldiers use to stay calm in the field

http://www.businessinsider.sg/soldiers-breathing-technique-stay-calm-2016-10/?utm_content=bufferd5320&utm_medium=social&utm_source=facebook.com&utm_campaign=buffer-ti&r=US&IR=T#XpOxW2DD1kczc8ip.97

Here’s the breathing technique that soldiers use to stay calm in the field