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Dirk H. Hellhammer

Dirk H. Hellhammer

D-Index & Metrics

Medicine

D-Index
105
Citations
63937
World Ranking
6654
National Ranking
379

Overview

Dirk H. Hellhammer was a researcher affiliated with the University of Trier in Germany. Their work spanned multiple fields within medicine and neuroscience, focusing particularly on the intersections of stress, sleep, and complementary medicine.

The main fields of study in their research included:

  • Medicine
  • Neuroscience

The subfields Hellhammer contributed to were:

  • Complementary and alternative medicine
  • Experimental and Cognitive Psychology
  • Psychiatry and Mental health
  • Social Psychology
  • Neurology

Their research topics covered a range of areas including:

  • Sleep and related disorders
  • Medicinal Plant Extracts Effects
  • Stress Responses and Cortisol
  • Gut microbiota and health
  • Tryptophan and brain disorders
  • Probiotics and Fermented Foods
  • Obesity, Physical Activity, Diet

Hellhammer authored and coauthored several scientific papers published between 2020 and 2024. Notable recent papers included:

  • "Lacticaseibacillus paracasei Lpc-37® improves psychological and physiological markers of stress and anxiety in healthy adults: a randomized, double-blind, placebo-controlled and parallel clinical trial (the Sisu study)" (2020) in Neurobiology of Stress
  • "Assessment of the Effects of a Sage (Salvia officinalis) Extract on Cognitive Performance in Adolescents and Young Adults" (2021) in bioRxiv (Cold Spring Harbor Laboratory)
  • "Efficacy of a fish hydrolysate supplement on sleep quality: A randomized, double-blind, placebo-controlled, crossover clinical trial" (2024) in Clinical Nutrition ESPEN
  • "Kalium phosphoricum comp. in patients with neurasthenia: a randomized, double-blind, placebo-controlled clinical trial" (2023) in Current Medical Research and Opinion
  • "Neurodoron® for Stress Impairments: A Prospective, Multicenter Non-Interventional Trial" (2022) in Evidence-based Complementary and Alternative Medicine

The frequent coauthors who collaborated with Hellhammer included:

  • Nadin Meyer
  • Franziska Eckert
  • Rebecca Hufnagel
  • Luitgard Spitznagel-Schminke
  • Cristina Semaca

Their work was often published in the following venues:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Neurobiology of Stress
  • Clinical Nutrition ESPEN
  • Current Medical Research and Opinion
  • Evidence-based Complementary and Alternative Medicine

Dirk H. Hellhammer focused much of their research on the physiological and psychological aspects of stress, the effects of medicinal plants, and the role of sleep quality in health. Their investigations employed randomized controlled trial methodologies frequently, reflecting an emphasis on clinical and experimental approaches within their fields of expertise.

Best Publications

  • The ‘Trier Social Stress Test’ – A Tool for Investigating Psychobiological Stress Responses in a Laboratory Setting

    Clemens Kirschbaum;Karl-Martin Pirke;Dirk H. Hellhammer

  • Two formulas for computation of the area under the curve represent measures of total hormone concentration versus time-dependent change

    Jens C. Pruessner;Clemens Kirschbaum;Gunther Meinlschmid;Dirk H Hellhammer

  • Salivary cortisol in psychoneuroendocrine research: Recent developments and applications

    Clemens Kirschbaum;Dirk H. Hellhammer

  • Impact of gender, menstrual cycle phase, and oral contraceptives on the activity of the hypothalamus-pituitary-adrenal axis.

    Clemens Kirschbaum;Brigitte M. Kudielka;Jens Gaab;Nicole C. Schommer

  • Salivary cortisol as a biomarker in stress research.

    Dirk H. Hellhammer;Stefan Wüst;Brigitte M. Kudielka;Brigitte M. Kudielka

  • The potential role of hypocortisolism in the pathophysiology of stress-related bodily disorders.

    Christine Heim;Ulrike Ehlert;Dirk H Hellhammer

  • Salivary cortisol in psychobiological research: an overview.

    Clemens Kirschbaum;Dirk H. Hellhammer

  • Free Cortisol Levels after Awakening: A Reliable Biological Marker for the Assessment of Adrenocortical Activity

    J.C. Pruessner;O.T. Wolf;D.H. Hellhammer;A. Buske-Kirschbaum

  • A new view on hypocortisolism.

    Eva Fries;Judith Hesse;Juliane Hellhammer;Dirk H. Hellhammer

  • Why do we respond so differently? Reviewing determinants of human salivary cortisol responses to challenge.

    Brigitte M. Kudielka;D.H. Hellhammer;Stefan Wüst

  • Burnout, perceived stress, and cortisol responses to awakening.

    Jens C. Pruessner;Dirk H. Hellhammer;Clemens Kirschbaum

  • Stress- and treatment-induced elevations of cortisol levels associated with impaired declarative memory in healthy adults.

    C Kirschbaum;O.T Wolf;M May;W Wippich

  • HPA axis responses to laboratory psychosocial stress in healthy elderly adults, younger adults, and children: impact of age and gender.

    B.M Kudielka;A Buske-Kirschbaum;D.H Hellhammer;C Kirschbaum

  • Assessment of the cortisol awakening response: Expert consensus guidelines.

    Tobias Stalder;Clemens Kirschbaum;Brigitte M. Kudielka;Emma K. Adam

  • Consistent sex differences in cortisol responses to psychological stress.

    Clemens Kirschbaum;Stefan Wust;Dirk Hellhammer

  • The cortisol awakening response - normal values and confounds.

    Stefan Wüst;Jutta Wolf;Dirk H. Hellhammer;Ilona Federenko

  • Persistent high cortisol responses to repeated psychological stress in a subpopulation of healthy men.

    Clemens Kirschbaum;Jens C. Prüssner;Arthur A. Stone;Ilona Federenko

  • Sex-specific effects of social support on cortisol and subjective responses to acute psychological stress.

    Clemens Kirschbaum;Thomas Klauer;Sigrun-Heide Filipp;Dirk Helmut Hellhammer

  • Attenuated free cortisol response to psychosocial stress in children with atopic dermatitis.

    Angelika Buske-Kirschbaum;Silke Jobst;Andrea Wustmans;Clemens Kirschbaum

  • Genetic factors, perceived chronic stress, and the free cortisol response to awakening.

    Stefan Wüst;Ilona Federenko;Dirk H Hellhammer;C Kirschbaum

Frequent Co-Authors

Stefan Wüst
Stefan Wüst University of Regensburg
Ulrike Ehlert
Ulrike Ehlert University of Zurich
Brigitte M. Kudielka
Brigitte M. Kudielka University of Regensburg
Gunther Meinlschmidt
Gunther Meinlschmidt University Hospital of Basel
Jens C. Pruessner
Jens C. Pruessner University of Konstanz
Robert Kumsta
Robert Kumsta Ruhr University Bochum
Markus Heinrichs
Markus Heinrichs University of Freiburg
Christine Heim
Christine Heim Charité - University Medicine Berlin
Oliver T. Wolf
Oliver T. Wolf Ruhr University Bochum

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