<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The study examines the acute response of bone turnover markers to two different single bouts of resistance exercises in women. Serum bone alkaline phosphatase and sclerostin concentration were measured before, 24 and 48 hours after the interventions to detect the dynamics of bone turnover. Subjects performed two exercises and a control experiment without exercise (CONTR) on different occasions, with 3-week breaks between the interventions, in a random order. First exercises protocol had a constant resistance of 75 % 1 RM (ISOF). Second, serial stretch loading (SSL), was isokinetic: velocity of concentric and eccentric phase of the movement was 50 and 40 cm/s, respectively. Short stops were incorporated into both phases of the movement after every 20 mm, resulting in a frequency of the force peaks of 10 Hz in concentric as well as in eccentric phase. Both protocols consisted of 6 sets of 6 repetitions and 2-minute resting periods. The exercises interventions had no statistically significant effect on either bone turnover marker concentration at any of the time points.</p></abstract>

The study examines the acute response of bone turnover markers to two different single bouts of resistance exercises in women. Serum bone alkaline phosphatase and sclerostin concentration were measured before, 24 and 48 hours after the interventions to detect the dynamics of bone turnover. Subjects performed two exercises and a control experiment without exercise (CONTR) on different occasions, with 3-week breaks between the interventions, in a random order. First exercises protocol had a constant resistance of 75 % 1 RM (ISOF). Second, serial stretch loading (SSL), was isokinetic: velocity of concentric and eccentric phase of the movement was 50 and 40 cm/s, respectively. Short stops were incorporated into both phases of the movement after every 20 mm, resulting in a frequency of the force peaks of 10 Hz in concentric as well as in eccentric phase. Both protocols consisted of 6 sets of 6 repetitions and 2-minute resting periods. The exercises interventions had no statistically significant effect on either bone turnover marker concentration at any of the time points.

Acute Response Of Bone Metabolism To Various Resistance Exercises In Women

Department of Sport kinantropology, Faculty of Physical Education and Sport, Comenius University in Bratislava

Acta Facultatis Educationis Physicae Universitatis Comenianae

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Acute Response Of Bone Metabolism To Various Resistance Exercises In Women"}

The study examines the acute response of bone turnover markers to two different single bouts of resistance exercises in women. Serum bone alkaline phosphatase...

Acute Response Of Bone Metabolism To Various Resistance Exercises In Women

Publié en ligne: 30 sept. 2015

Pages: 11 - 19

DOI: https://doi.org/10.1515/afepuc-2015-0002

Mots clés
serial stretch loading, bone turnover, bone alkaline phosphatase, sclerostin

© Jana Kovárová et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Acute Response Of Bone Metabolism To Various Resistance Exercises In Women

Publié en ligne: 30 sept. 2015

Pages: 11 - 19

DOI: https://doi.org/10.1515/afepuc-2015-0002

Mots clésserial stretch loading, bone turnover, bone alkaline phosphatase, sclerostin

© Jana Kovárová et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
serial stretch loading, bone turnover, bone alkaline phosphatase, sclerostin