Self harm or yelling
Your Brain
Stress
The neurotransmitter that helps the body return to normal after a stress response is the noradrenaline. It is also used to raise blood pressure.
Stress response
Stress and anxiety are often used interchangeably but there are differences between the two. Stress is a response to an event that causes physiological stress in the body, while anxiety is a response to an event that causes psychological stress.
The Fight or Flight Response.
Adrenaline <>< <--- fish :D
cortisol
The adrenal glands are chiefly responsible for the stress response in the body; however, the hypothalamus plays a role because it causes the pituitary gland to secrete hormones that travel to the adrenal glands initiating the stress response within the body. The adrenal gland is also known as emergency gland and releases more adrenaline under stress.
The flight or fight response causes your body to be filled with adrenaline. There are also other stress chemicals present.
your nervous system and you endocrine
Sympathetic Nervous System is the part of autonomic nervous system that prepares the body for action and stress.