nervous system and sets off a cascade of hormones, including adrenaline. It in turn stimulates the multiple physical symptoms of anxiety. Your heart beats faster and your pulse rate increases. So does your blood pressure. Breathing accelerates; you may feel short of breath. Other symptoms include...
The muscle that loses its blood supply becomes electrically irritable. This may cause a short circuit of the electrical conduction system of the heart. This may causeventricular fibrillation, a situation in which the ventricles do not beat in a coordinated function. Instead, they jiggle like a bo...
Adrenaline is known to engage the brain, help it focus, and equip it to be more effective in completing cognitive tasks, especially with a time crunch. However, consistently high levels of adrenaline impair your ability to concentrate overall. It can be said that an adrenaline-induced boost in...
One of the biggest culprits is too much stress, which can lead to an excessive amount of the stress hormone, cortisol. Chronic stress can also lead to excess adrenaline, which can disrupt the balance of hormones like insulin, estrogen, and progesterone, which have a major impact on how we ...
The temporary stress of a quickly approaching deadline is not the same thing as employee burnout. In the first case, that helpful jolt of adrenaline and cortisol from the stress helps you get the job done on time. In the second case of burnout, the reverse can actually occur.Here are ...
in cases of acute bleeding that may occur after trauma. The electrical system can be stimulated in a variety of ways to make the heart beat faster. In times of stress, the body generates cortisol and adrenaline, causing an increased heart rate in addition to other changes in the body. Thin...
Cardiovascular (heart, blood vessels) effects: The major effect of cocaine is to stimulate the sympathetic nervous system. This system is responsible for the "fight or flight response" and is controlled primarily by adrenaline or epinephrine. The effects include increased heart rate, blood vessel na...
The damage to the health of an employee, from stress, is primarily physical; an employee who is experiencing stress continually is at increased risk of neurological and physical changes, due to having elevated levels of stress hormones such as cortisol and adrenaline. Symptoms of stress which an...
The use of some chemicals to produce joyful effects on the brain is referred to as substance abuse or drug abuse.
In this video, our team of experts explores the fascinating psychology behind our love for all things horror. From the thrill of being scared to the adrenaline rush of a jump scare, we delve into the science of fear and why it's