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Stress triggers a coordinated physiological response involving the sympathetic nervous system (SNS) and the hypothalamic-pituitary-adrenal (HPA) axis. This dual activation ensures that the body is prepared for both immediate and prolonged stress management. The process begins with the perception of a stressor. This initial phase activates the SNS, leading to the rapid release of adrenaline (epinephrine) from the adrenal glands.
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When a force is applied on a body, it undergoes deformation. In order to restore the body to its original shape and/or size, an opposite or restoring force is generated within the body. This restoring force is equal to the magnitude of the applied force, but acts in the opposite direction. The amount of this restoring force developed per unit area of the body is called stress. Stress is a tensor quantity and has the SI unit pascal. Stress can be separated into four broad categories depending...
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Stress concentration is when stress intensifies near discontinuities such as holes or abrupt cross-sectional changes in a structural member. This localized stress can often surpass the average stress within the member. The stress distribution in flat bars, either with a circular hole or varying widths connected by fillets, can be determined experimentally using a photoelastic method. The results are based on ratios of geometric parameters like the ratio of the hole's radius to the smaller...
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The concept of stress concentration is crucial for understanding how materials respond under bending stresses, particularly when there are irregularities or discontinuities in the material's geometry. Normally, stress in a symmetric member subjected to pure bending is assumed to be uniformly distributed across the entire cross-section. However, this assumption does not hold when there are variations in the cross-sectional geometry or the presence of notches and holes.
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Consider a structure made of a boom and a rod designed to support a load. These two components are connected by a pin and stabilized by brackets and pins. The boom and the rod are detached from their supports to assess the different stresses imposed on this structure, and a free-body diagram is drawn. Then, all the forces applied, including the load acting on the structure, are identified. The reaction forces exerted on both the boom and the rod are computed using the equilibrium equations.
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Ballet and stress. A pilot study.

G Tomei1, T Casale2, M V Rosati2

  • 1Department of Psychiatric and Psychological Science, Sapienza University of Rome, Italy.

Annali Di Igiene : Medicina Preventiva E Di Comunita
|March 10, 2015
PubMed
Summary
This summary is machine-generated.

Professional dancers experience high work-related stress, particularly in areas like demand and control. Immediate interventions are needed to address issues such as verbal abuse and improve workplace support for dancers.

Keywords:
DancersHSEManagement standardsOccupational stressWorkplace stress

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Area of Science:

  • Occupational Health
  • Performing Arts Medicine
  • Psychology

Background:

  • Work-related stress is a significant issue requiring workplace assessments.
  • Dancers, as atypical workers, are potentially at high risk for stress.
  • This pilot study focuses on organizational stress in professional dancers.

Purpose of the Study:

  • To evaluate organizational stress in professional dancers.
  • To utilize the HSE Indicator Tool for Work Related Stress assessment.
  • To identify specific dimensions of organizational stress affecting dancers.

Main Methods:

  • Administered the Italian version of the HSE Indicator Tool to 38 professional ballet dancers (male and female).
  • Assessed seven key organizational dimensions: demand, control, manager support, peer support, relationships, role, and change.
  • Analyzed results against ideal conditions and percentile benchmarks.

Main Results:

  • No dimensions met ideal stress-free conditions; most fell below the 20th percentile, indicating a need for action.
  • The 'change' dimension was the only one between the 20th-50th percentile.
  • High prevalence of verbal abuse, bullying, and harassment reported by both male and female dancers, with 'change' being more acceptable for males.

Conclusions:

  • The pilot study indicates elevated organizational stress levels in professional dancers.
  • Immediate preventive measures are recommended, focusing on communication and team-building.
  • Addressing workplace dynamics is crucial for dancer well-being.