This improves blood flow to the heart. muscle and relieves symptoms (usually chest pain). Stents are used depending on certain features of the. artery blockage. Factors that affect whether a stent can. be used include the size of the artery and where the. blockage is.
Usually, this gasping or agonal breathing stops within about four minutes, which is why many experts have not recognized this phenomenon so far! Gasping is a survival reflex triggered by the brain and can increase the chances of survival for someone in cardiac arrest.
Many healthy people stop breathing while sleeping for a second or two. However, when a person stops breathing during sleep for more than 10 seconds, the situation is abnormal and becomes an apnea episode, also called: 1  apnea, 2  apnea event.  breath cessation.