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.
4. Sleep apnoea. Sleep apnoea is a condition where your throat narrows or closes during sleep and repeatedly interrupts your breathing. This results in bad snoring and a drop in your blood's oxygen levels. The difficulty in breathing means you wake up often in the night and feel exhausted the next day.