Suicide is defined as the act of taking one’s life. This self destructive act constitutes an individual intentionally or ambivalently taking his or her own life. Suicidal behavior is any deliberate action with potentially life-threatening consequences, such as taking a drug overdose or deliberately crashing a car. Oftentimes suicide is committed by individuals suffering from a mental illness; t...

background: heart failure is one of the chronic heart diseases and a debilitating condition of increased prevalence in the elderly. one of the important and non‑pharmacological strategies for improving clinical outcomes in these patients is promotion of the self‑care. background and social environment in which a patient is trying to control his disease is an important factor in the self‑care. t...

Aggression is a behavior with evolutionary origins, but is often both destructive and maladaptive in today's society. Research over the past several decades has confirmed the involvement of neurotransmitter function in aggressive behavior. This research has centered around the "serotonin hypothesis." As this literature continues to grow, guided by pre-clinical research and aided by the applicat...

Functional communication training (FCT) is a popular treatment for problem behaviors, but its effectiveness may be compromised when the client emits the target communication response and reinforcement is either delayed or denied. In the current investigation, we trained 2 individuals to emit different communication responses to request (a) the reinforcer for destructive behavior in a given situ...

background : self-care plays a critical role in successful diabetes management. it is important for health professionals to understand the factors that influence the self-care behaviors of people with diabetes. the purpose of this study was to determine predictors of self-care and its effective factors among women's with type 2 diabetes mellitus in zahedan via health belief model. methods : thi...

organizational citizenship behavior, as an optional and intelligent behavior of the personnel, has a significant impression on the individual and organizational conducts and make the personnel to do their duties much better than expected and assigned by their job description. meanwhile, self-efficacy of the personnel, relaying on their ability and talent, has a determining role in encouraging a...

Soldiers of some eusocial insects exhibit an altruistic self-destructive defense behavior in emergency situations when attacked by large enemies. The swarm-forming invasive millipede, Chamberlinius hualienensis, which is not classified as eusocial animal, exudes irritant chemicals such as benzoyl cyanide as a defensive secretion. Although it has been thought that this defensive chemical was con...