Therapeutic magnets do not affect tissue temperatures

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Deutscher übersetzter Titel:Therapeutische Magneten beeinflussen nicht die Gewebetemperaturen
Autor:Sweeney, Kathleen B.; Merrick, Mark A.; Ingersoll, Christopher D.; Swez, John A.
Erschienen in:Journal of athletic training
Veröffentlicht:36 (2001), 1, S. 27-31, Lit.
Format: Literatur (SPOLIT)
Publikationstyp: Zeitschriftenartikel
Medienart: Elektronische Ressource (online) Gedruckte Ressource
Sprache:Englisch
ISSN:1062-6050, 0160-8320, 1938-162X
Schlagworte:
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Erfassungsnummer:PU201101000779
Quelle:BISp
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first_indexed 2011-01-31T09:22:54Z
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hierarchy_top_id JO00000000720
hierarchy_parent_id JOI200100010000720
hierarchy_top_title Journal of athletic training
hierarchy_parent_title Journal of athletic training, 2001, 1
is_hierarchy_id PU201101000779
is_hierarchy_title Therapeutic magnets do not affect tissue temperatures
hierarchy_sequence 0027
recordtype bisparticle
publishDate 2001
publishDate_facet 2001
language eng
title Therapeutic magnets do not affect tissue temperatures
spellingShingle Therapeutic magnets do not affect tissue temperatures
Hauttemperatur
Magnetismus
Muskeltemperatur
Temperatur
Therapeutische Verfahren
Untersuchung, empirische
title_sort therapeutic magnets do not affect tissue temperatures
title_short Therapeutic magnets do not affect tissue temperatures
title_alt Therapeutische Magneten beeinflussen nicht die Gewebetemperaturen
title_alt_lang deu
media_type Elektronische Ressource (online)
Gedruckte Ressource
city Dallas (Tex)
abstract Objective: Manufacturers of commercially available “therapeutic” magnets claim that these magnets cause physiologic thermal effects that promote tissue healing. We conducted this study to determine if skin or intramuscular temperatures differed among magnet, sham, and control treatments during 60 minutes of application to the quadriceps muscle. Design and Setting: A 3 × 3 mixed-model, factorial design with repeated measures on both independent variables was used. The first independent variable, application duration, had 3 random levels (20, 40, and 60 minutes). The second independent variable, treatment, had 3 fixed levels (magnet, sham, and control). The dependent variable was tissue temperature (°C). Measurement depth served as a control variable, with 2 levels: skin and 1 cm below the fat layer. Data were collected in a thermoneutral laboratory setting and analyzed using a repeated-measures analysis of variance. Subjects: The study included 13 healthy student volunteers (8 men, 5 women; age, 20.5 ± 0.9 years; height, 176.8 ± 10.4 cm; weight, 73.8 ± 11.8 kg; anterior thigh skinfold thickness, 16.9 ± 6.5 mm). Measurements: Temperatures were measured at 30-second intervals using surface and implantable thermocouples. Temperature data at 20, 40, and 60 minutes were used for analysis. Each subject received all 3 treatments on different days. Results: Neither skin nor intramuscular temperatures were different across the 3 treatments at any time. For both skin and intramuscular temperatures, a statistically significant but not clinically meaningful temperature increase (less than 1°C), was observed over time within treatments, but this increase was similar in all treatment groups. Conclusions: No meaningful thermal effect was observed with any treatment over time, and treatments did not differ from each other. We conclude that flexible therapeutic magnets were not effective for increasing skin or deep temperatures, contradicting one of the fundamental claims made by magnet distributors. Verf.-Referat
abstract_lang eng
abstract_type abstract
author2 Sweeney, Kathleen B.
Merrick, Mark A.
Ingersoll, Christopher D.
Swez, John A.
author_facet Sweeney, Kathleen B.
Merrick, Mark A.
Ingersoll, Christopher D.
Swez, John A.
author2-role Autor
Autor
Autor
Autor
author2-authorityid

P427

author_author_facet Sweeney, Kathleen B.
Merrick, Mark A.
Ingersoll, Christopher D.
Swez, John A.
author2-synonym



author2_hierarchy_facet 0/Autor/
1/Autor/Sweeney, Kathleen B./
0/Autor/
1/Autor/Merrick, Mark A./
0/Autor/
1/Autor/Ingersoll, Christopher D./
0/Autor/
1/Autor/Swez, John A./
url http://www.ncbi.nlm.nih.gov/pmc/articles/PMC155398/pdf/attr_36_01_0027.pdf
url-type fulltext
url-free 1
free_access 1
issn 1062-6050
0160-8320
1938-162X
spelling 1062-6050
0160-8320
1938-162X
1202960-9
Hauttemperatur
Magnetismus
Muskeltemperatur
Temperatur
Therapeutische Verfahren
Untersuchung, empirische
empirical investigation
magnetism
muscle temperature
skin temperature
temperature
therapeutic methods
Empirie
Empirismus
Untersuchung, experimentelle
Untersuchung
Behandlung
Behandlungsmethode
Heilverfahren
Therapie
empirical study
Therapeutic magnets do not affect tissue temperatures
PU201101000779
201101000779
zdb 1202960-9
location_hierarchy_facet 0/USA/
1/USA/Texas/
topic Hauttemperatur
Magnetismus
Muskeltemperatur
Temperatur
Therapeutische Verfahren
Untersuchung, empirische
topic_facet Hauttemperatur
Magnetismus
Muskeltemperatur
Temperatur
Therapeutische Verfahren
Untersuchung, empirische
topic_en empirical investigation
magnetism
muscle temperature
skin temperature
temperature
therapeutic methods
topic_en_facet empirical investigation
magnetism
muscle temperature
skin temperature
temperature
therapeutic methods
synonym Empirie
Empirismus
Untersuchung, experimentelle
Untersuchung
Behandlung
Behandlungsmethode
Heilverfahren
Therapie
synonym_en empirical study
journal_facet Journal of athletic training
container_title Journal of athletic training
container_volume 36
container_issue 1
container_start_page S. 27-31
has_references 1
institution BISp
journal_fac JO00000000720
journal_year 2001
journal_issue 1
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score 13,560151