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Stressor. A stressor is a chemical or biological agent, environmental condition, external stimulus or an event seen as causing stress to an organism. [1] Psychologically speaking, a stressor can be events or environments that individuals might consider demanding, challenging, and/or threatening individual safety. [2]
Stress (biology) Schematic overview of the classes of stresses in plants. Neurohormonal response to stress. Stress, whether physiological, biological or psychological, is an organism's response to a stressor such as an environmental condition. [1] When stressed by stimuli that alter an organism's environment, multiple systems respond across the ...
Stress management. Stress management consists of a wide spectrum of techniques and psychotherapies aimed at controlling a person's level of psychological stress, especially chronic stress, generally for the purpose of improving the function of everyday life. Stress produces numerous physical and mental symptoms which vary according to each ...
Emotional eating, also known as stress eating and emotional overeating, [1] is defined as the "propensity to eat in response to positive and negative emotions". [2] While the term commonly refers to eating as a means of coping with negative emotions, it sometimes include eating for positive emotions, such as overeating when celebrating an event or to enhance an already good mood.
Abiotic stress. Abiotic stress is the negative impact of non-living factors on the living organisms in a specific environment. [1] The non-living variable must influence the environment beyond its normal range of variation to adversely affect the population performance or individual physiology of the organism in a significant way. [2]
Studies show that the frequent use of saunas can boost heart health mainly through pathways related to heat stress, but also through Nrf-2. Hormesis is set in motion at the other end of the ...
Behavioural responses to stress are evoked from underlying complex physiological changes that arise consequently from stress. [1] Real or perceived threat in the environment elicits stress response in animals, which disrupts internal homeostasis. [2] Physiological changes cause behavioural responses in animals, including: impairment of response ...
Recent advances in psychological, medical, and physiological research have led to a new way of thinking about health and illness. This conceptualization, which has been labeled the biopsychosocial model, views health and illness as the product of a combination of factors including biological characteristics (e.g., genetic predisposition), behavioral factors (e.g., lifestyle, stress, health ...