Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

The hand in the cold, performance and risk

G Havenith1, R Heus, H A Daanen

  • 1TNO Human Factors Research Institute, Soesterberg, Netherlands.

Arctic Medical Research
|January 1, 1995
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Corrigendum to "Monitoring core temperature of firefighters to validate a wearable non-invasive core thermometer in different types of protective clothing: Concurrent in-vivo validation" [Appl. Ergon. 83 (2020) 103001].

Applied ergonomics·2024
Same author

Monitoring core temperature of firefighters to validate a wearable non-invasive core thermometer in different types of protective clothing: Concurrent in-vivo validation.

Applied ergonomics·2019
Same author

Evaporative heat loss insufficient to attain heat balance at rest in individuals with a spinal cord injury at high ambient temperature.

Journal of applied physiology (Bethesda, Md. : 1985)·2019
Same author

Shoe microclimate: An objective characterisation and subjective evaluation.

Applied ergonomics·2019
Same author

The influence of local skin temperature on the sweat glands maximum ion reabsorption rate.

European journal of applied physiology·2019
Same author

Conductive and evaporative precooling lowers mean skin temperature and improves time trial performance in the heat.

Scandinavian journal of medicine & science in sports·2015

Cold exposure lowers body temperature, reducing blood flow to extremities. This impairs dexterity primarily due to muscle and joint cooling, not nerve effects, and is influenced by environmental factors and clothing.

Area of Science:

  • Environmental Physiology
  • Human Performance in Cold

Background:

  • Cold exposure can lead to insufficient metabolic heat production, causing body cooling.
  • Extremities experience reduced blood flow, leading to cooling towards ambient temperature, termed 'physiological amputation'.

Purpose of the Study:

  • To investigate the mechanisms behind dexterity decrease in cold extremities.
  • To quantify the relationship between environmental factors, exposure time, and performance/risk.
  • To evaluate the protective effects and trade-offs of hand protection like gloves.

Main Methods:

  • Analysis of dexterity decrease in relation to wind chill equivalent temperature and exposure time.
  • Assessment of skin freezing risk using material contact coefficients and contact time.
  • Evaluation of metabolic rate and hand protection (gloves) as modulating factors.

Related Experiment Videos

Main Results:

  • Dexterity decrease is primarily linked to muscle and joint cooling, not neural or central effects.
  • Dexterity loss can be modeled using wind chill and exposure duration for specific conditions.
  • Skin freezing risk and reduced dexterity from touching cold objects depend on material properties and contact time.

Conclusions:

  • Cold-induced dexterity impairment is mainly a peripheral physiological response.
  • Environmental factors like wind chill and contact with cold surfaces significantly impact performance and risk.
  • Gloves offer protection but introduce dexterity trade-offs; further research is needed for comprehensive hand cold exposure models.