The “fight-or-flight response”, caused by adrenaline, is when you are in a stressful situation and your heart begins to race. Temporary stress can sometimes be a good thing. Here are 11 interesting facts about this hormone.
Adrenaline makes a person more alert, as it helps one think and quickly react in adverse situations.
Adrenaline helps expand the air passages that are located in your lungs.
It is believed that adrenaline boosts memory retention. A study conducted with rats and mice showed that the ones who were injected with adrenaline a day earlier were able to navigate a maze much better than those who have not been injected with it.
Adrenaline effects can last up to an hour.
Through encouraging blood flow, adrenaline is actually able to stop allergic reactions and heart attacks. The muscles in the airway are also stopped from constructing due to adrenaline, which allows the breathing to return to normal after a severe allergic reaction.
Research shows that it is possible to access a person’s absolute strength during a stressful situation where adrenaline levels are high.
Adrenaline can help block pain. The desire to stay alive often overrides the pain perception when adrenaline and noradrenaline saturate the blood. It is not a natural painkiller, however, as your injury is most likely going to start throbbing once the adrenaline levels fall.
Adrenaline can help enhance your immune system and improves your body’s chances of fighting off infections.
It is also believed to slow down the ageing process. Your body reacts to the spurts of adrenaline by increasing the antioxidants that circulates in your system. These antioxidants combat the free radicals that are responsible for tissue damage and the ageing process.
Adrenaline is known to stabilise blood pressure and man-made adrenaline is used in patients that are extremely ill.
In some cases of cardiac arrest, adrenaline can help restart a stopped heart.
Do you know any interesting facts about adrenaline that we’ve missed? Let us know in the comments section below!