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Section edited by Johanna Kissler

This section covers biological mechanisms and correlates of psychological states and processes. Biological approaches can include electrophysiologic, hemodynamic, and biochemical assessments of psychological processes as well as biologically induced changes in psychological function.

  1. Content type: Research article

    Individuals with anxiety disorders display reduced resting-state heart rate variability (HRV), although findings have been contradictory and the role of specific symptoms has been less clear. It is possible th...

    Authors: John A. Chalmers, James A. J. Heathers, Maree J. Abbott, Andrew H. Kemp and Daniel S. Quintana

    Citation: BMC Psychology 2016 4:32

    Published on:

  2. Content type: Research article

    Levels of cortisol, the end product of the hypothalamic-pituitary-adrenal (HPA) axis, display a sharp increase immediately upon awakening, known as the cortisol awakening response (CAR). The daily stability of...

    Authors: Greg J. Elder, Jason G. Ellis, Nicola L. Barclay and Mark A. Wetherell

    Citation: BMC Psychology 2016 4:3

    Published on:

  3. Content type: Research article

    Recent research has documented the association between attachment and cortisol rhythms. During pregnancy, when attachment patterns are likely to be activated, elevated levels of cortisol are associated with ne...

    Authors: José Manuel Costa-Martins, Mariana Moura-Ramos, Maria João Cascais, Carlos Fernandes da Silva, Henriqueta Costa-Martins, Marco Pereira, Rui Coelho and Jorge Tavares

    Citation: BMC Psychology 2016 4:1

    Published on:

  4. Content type: Research article

    Each year, around 50.000 children in Sweden experience a separation between their parents. Joint physical custody (JPC), where the child alternates homes between the parents for about equal amount of time, has...

    Authors: Emma Fransson, Lisa Folkesson, Malin Bergström, Viveca Östberg and Petra Lindfors

    Citation: BMC Psychology 2014 2:46

    Published on:

  5. Content type: Research article

    The prevalence of mental strain and stress has increased in modern societies, resulting in increased public health problems. Stress can be measured either by biomarkers or by self-reports. A new biomarker that...

    Authors: Åshild Faresjö, Miriam Jullander, Sara Götmalm and Elvar Theodorsson

    Citation: BMC Psychology 2014 2:30

    Published on:

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