What is the medical definition of stress?

Listen to pronunciation. (stres) In medicine, the body’s response to physical, mental, or emotional pressure. Stress causes chemical changes in the body that can raise blood pressure, heart rate, and blood sugar levels.

What is a simple definition of stress?

Stress is a normal human reaction that happens to everyone. In fact, the human body is designed to experience stress and react to it. When you experience changes or challenges (stressors), your body produces physical and mental responses. That’s stress. Stress responses help your body adjust to new situations.

What is the physiological definition of stress?

Physiological stress can be defined as any external or internal condition that challenges the homeostasis of a cell or an organism. These responses include changes in the expression of molecules such as transcription factors and microRNAs that regulate stress resistance and adaptation.

Is stress an emotion?

Stress is a feeling of emotional or physical tension. It can come from any event or thought that makes you feel frustrated, angry, or nervous. Stress is your body’s reaction to a challenge or demand.

What is the example of stress?

For example: The stress of juggling everything you need to fit into a busy week. This is the kind of stress you might feel if you have a term paper deadline plus a math exam tomorrow, and you need to find time to do your normal homework, tutor the kid you mentor, and hey, don’t forget dance class.

What are the 2 types of stress?

There are two main types of stress; acute stress and chronic stress. These describe the difference between the little stresses that we experience on a daily basis, and the more severe stress that can build up when you are exposed to a stressful situation over a longer period.

What is an example of biological stress?

Examples include acute or chronic disease, a congenital or acquired disability or defect, exposure to extreme heat or cold, malnutrition or starvation, and exposure to some drugs (e.g., hallucinogens) or to toxic substances.

What is the cause of physiological stress?

A stressful situation, whether environmental or psychological, can activate a cascade of stress hormones that produce physiological changes. Activation of the sympathetic nervous system in this manner triggers an acute stress response called the “fight or flight” response.

What does the term stress refer to?

In Selye ‘s terminology, “stress” refers to the reaction of the organism, and “stressor” to the perceived threat. Stress in certain circumstances may be experienced positively. Eustress , for example, can be an adaptive response prompting the activation of internal resources to meet challenges and achieve goals.

What is the definition of health stress?

Healthy stress is short term; unhealthy stress is long term and begins to wear on you. Stress is defined as a state of mental or emotional strain or tension resulting from adverse or very demanding circumstances.

What are the physical consequences of stress?

How stress affects the body varies from person to person, but the common physical effects of stress are: Low energy levels. Headaches. Stomachaches and nausea. Insomnia. Chest pains. Frequent colds or other illnesses. Shaking or sweating hands.

What does being stressed mean?

Stress is an emotional, physical or mental tension that results from something that’s outside of us . Some of the bigger stressors or stressful life events include moving to a new place, changing roles at school or work, relationship issues or losing a family member.