Stress (1)

Stress
What is stress ?
Physiologists define stress as how the body reacts to a stressor , real or imagined, a stimulus ( erguti ) that causes stress. Acute (terav) stressors affect an organism in the short term ; chronic stressors over the longer term.
The term stress was first employed in a biological context by the endocrinologist Hans Selye in the 1930s
The effects of stress:
Alarm is the first stage. When the threat or stressor is identified or realized, the body's stress response is a state of alarm. During this stage adrenaline will be produced in order to bring about the fight -or-flight response (võitle või põgene)
Resistance is the second stage. If the stressor persists (püsib), it becomes necessary to attempt some means of coping (toimetulemisega) with the stress. Although the body begins to try to adapt (kohanduma) to the strains (pinge) or demands (nõudmistega) of the environment, the body cannot keep this up indefinitely (määramatult), so its resources are gradually depleted (otsakorral).
Exhaustion ( kurnatus ) is the third and final . At this point, all of the body's resources