Browsing Bergen Open Research Archive by Author "Bjordal, Jan Magnus"
Now showing items 1-20 of 24
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Comparison between cold water immersion therapy (CWIT) and light emitting diode therapy (LEDT) in short-term skeletal muscle recovery after high-intensity exercise in athletes—preliminary results
Leal Junior, Ernesto Cesar Pinto; de Godoi, Vanessa; Mancalossi, José Luis; Rossi, Rafael Paolo; De Marchi, Thiago; Bjordal, Jan Magnus (Peer reviewed; Journal article, 2010-11-19)In the last years, phototherapy has becoming a promising tool to improve skeletal muscle recovery after exercise, however, it was not compared with other modalities commonly used with this aim. In the present study we ... -
The effect of low-level laser irradiation (Ga-Al-AsP - 660nm) on in vitro and in vivo melanoma
Frigo, Lúcio; Luppi, Juliana S. S.; Favero, Giovani M.; Maria, Durnavei A.; Penna, Sócrates C.; Bjordal, Jan Magnus; Bensadoun, Rene J.; Lopes-Martins, Rodrigo Álvaro Brandão (Peer reviewed; Journal article, 2009-11-20)Background It has been speculated that the biostimulatory effect of Low Level Laser Therapy could cause undesirable enhancement of tumor growth in neoplastic diseases. The aim of the present study is to analyze the behavior ... -
Effectiveness of Low-Level Laser Therapy Associated with Strength Training in Knee Osteoarthritis: Protocol for a Randomized Placebo-Controlled Trial
Stausholm, Martin Bjørn; Naterstad, Ingvill Fjell; Couppé, Christian; Fersum, Kjartan Vibe; Leal, Ernesto Cesar Pinto Jr; Lopes-Martins, Rodrigo Álvaro Brandão; Bjordal, Jan Magnus; Joensen, Jon (Journal article; Peer reviewed, 2021)Physical activity and low-level laser therapy (LLLT) can reduce knee osteoarthritis (KOA) inflammation. We are conducting a randomized placebo-controlled trial to investigate the long-term effectiveness of LLLT combined ... -
Effects of photobiomodulation therapy on inflammatory mediators in patients with chronic non-specific low back pain: Protocol for a randomized placebo-controlled trial
Tomazoni, Shaiane Silva; Costa, Leonardo O.P.; Joensen, Jon; Stausholm, Martin Bjørn; Naterstad, Ingvill Fjell; Leal-Junior, Ernesto Cesar Pinto; Bjordal, Jan Magnus (Peer reviewed; Journal article, 2019)Introduction: Low back pain (LBP) is ranked as one of the most prevalent health conditions. It is likely that some inflammatory mediators could be associated with pain and disability in these patients. Photobiomodulation ... -
Efficacy of low-level laser therapy in patients with lower extremity tendinopathy or plantar fasciitis: systematic review and meta-analysis of randomised controlled trials
Naterstad, Ingvill Fjell; Joensen, Jon; Bjordal, Jan Magnus; Couppé, Christian; Lopes-Martins, Rodrigo Alvaro Brandão; Stausholm, Martin Bjørn (Journal article; Peer reviewed, 2022)Objectives We investigated the effectiveness of low-level laser therapy (LLLT) in lower extremity tendinopathy and plantar fasciitis on patient-reported pain and disability. Design Systematic review and meta-analysis. Data ... -
Efficacy of low-level laser therapy on pain and disability in knee osteoarthritis: Systematic review and meta-analysis of randomised placebo-controlled trials
Stausholm, Martin Bjørn; Naterstad, Ingvill Fjell; Joensen, Jon; Lopes-Martins, Rodrigo Álvaro Brandão; Sæbø, Humaira; Lund, Hans; Fersum, Kjartan; Bjordal, Jan Magnus (Peer reviewed; Journal article, 2019)Objectives: Low-level laser therapy (LLLT) is not recommended in major knee osteoarthritis (KOA) treatment guidelines. We investigated whether a LLLT dose–response relationship exists in KOA. Design: Systematic review ... -
Efficacy of mobilisation with movement in chronic shoulder pain: protocol for a systematic review and meta-analysis of controlled trials
Storås, Arnstein; Lillebostad, Fabian Gudmundsen; Haslerud, Sturla Inge; Joensen, Jon; Bjordal, Jan Magnus; Stausholm, Martin Bjørn (Journal article; Peer reviewed, 2021)Introduction Shoulder pain affects approximately one in four adults and is thus one of the most common musculoskeletal problems. Only 50% of patients who begin treatment for shoulder pain are cured within 6 months. There ... -
An experimental study of low-level laser therapy in rat Achilles tendon injury
Joensen, Jon; Gjerdet, Nils Roar; Hummelsund, Steinar; Iversen, Vegard Vereide; Lopes-Martins, Rodrigo Álvaro Brandão; Bjordal, Jan Magnus (Peer reviewed; Journal article, 2011-05-06)The aim of this controlled animal study was to investigate the effect of low-level laser therapy (LLLT) administered 30 min after injury to the Achilles tendon. The study animals comprised 16 Sprague Dawley male rats divided ... -
Impact of a Multifaceted and Clinically Integrated Training Program in Evidence-Based Practice on Knowledge, Skills, Beliefs and Behaviour among Clinical Instructors in Physiotherapy: A Non-Randomized Controlled Study
Olsen, Nina Rydland; Bradley, Peter; Espehaug, Birgitte; Nortvedt, Monica Wammen; Lygren, Hildegunn; Frisk, Bente; Bjordal, Jan Magnus (Peer reviewed; Journal article, 2015-04-20)Background and Purpose: Physiotherapists practicing at clinical placement sites assigned the role as clinical instructors (CIs), are responsible for supervising physiotherapy students. For CIs to role model evidence- based ... -
Infrared (810-nm) low-level laser therapy on rat experimental knee inflammation
Pallotta, Rodney Capp; Bjordal, Jan Magnus; Frigo, Lúcio; Leal Junior, Ernesto Cesar Pinto; Teixeira, Simone; Marcos, Rodrigo Labat; Ramos, Luciano; Messias, Felipe de Moura; Lopes-Martins, Rodrigo Álvaro Brandão (Peer reviewed; Journal article, 2011-04-12)Arthritis of the knee is the most common type of joint inflammatory disorder and it is associated with pain and inflammation of the joint capsule. Few studies address the effects of the 810-nm laser in such conditions. ... -
Neglect of relevant treatment recommendations in the conduct and reporting of a laser therapy knee osteoarthritis trial: letter to the editor
Stausholm, Martin Bjørn; Bjordal, Jan Magnus (Journal article; Peer reviewed, 2021)We read with interest the article by Gomes et al. entitled: “Exercise program combined with electrophysical modalities in subjects with knee osteoarthritis: A randomised, placebo-controlled clinical trial”. Gomes et al. ... -
Pain pressure threshold algometry in knee osteoarthritis: intra- and inter-rater reliability
Stausholm, Martin Bjørn; Bjordal, Jan Magnus; Moe-Nilssen, Rolf; Naterstad, Ingvill Fjell (Journal article; Peer reviewed, 2023)Introduction: Synovitis and effusion can cause pain sensitization in persons with knee osteoarthritis (KOA). Pain Pressure Threshold (PPT) algometry is a means to quantify somatosensory abnormalities, including ... -
Photobiomodulation therapy does not decrease pain and disability in people with non-specific low back pain: a systematic review
Tomazoni, Shaiane Silva; Almeida, Matheus Oliveira; Bjordal, Jan Magnus; Stausholm, Martin Bjørn; dos Santos Monteiro Machado, Caroline; Leal, Ernesto Cesar Pinto Jr; Costa, Leonardo Oliveira Pena (Journal article; Peer reviewed, 2020)Question: In people with non-specific low back pain (LBP), what are the effects of photobiomodulation therapy (PBMT) on pain, disability and other outcomes when compared with no intervention, sham PBMT and other treatments, ... -
Photobiomodulation therapy in management of cancer therapy-induced side effects: WALT position paper 2022
Robijns, Jolien; Nair, Raj G.; Lodewijckx, Joy; Arany, Praveen; Barasch, Andrei; Bjordal, Jan Magnus; Bossi, Paolo; Chilles, Anne; Corby, Patricia M.; Epstein, Joel B.; Elad, Sharon; Fekrazad, Reza; Fregnani, Eduardo Rodrigues; Genot, Marie-Thérèse; Ibarra, Ana M. C.; Hamblin, Michael R.; Heiskanen, Vladimir; Hu, Ken; Klastersky, Jean; Lalla, Rajesh; Latifian, Sofia; Maiya, Arun; Mebis, Jeroen; Migliorati, Cesar A.; Milstein, Dan M. J.; Murphy, Barbara; Raber-Durlacher, Judith E.; Roseboom, Hendrik J.; Sonis, Stephen; Treister, Nathaniel; Zadik, Yehuda; Bensadoun, René-Jean (Journal article; Peer reviewed, 2022)Disclaimer: This article is based on recommendations from the 12th WALT Congress, Nice, October 3-6, 2018, and a follow-up review of the existing data and the clinical observations of an international multidisciplinary ... -
Photobiomodulation Therapy is Able to Modulate PGE2 Levels in Patients With Chronic Non‐Specific Low Back Pain: A Randomized Placebo‐Controlled Trial
Tomazoni, Shaiane da Silva; Costa, Leonardo O.P.; Joensen, Jon; Stausholm, Martin Bjørn; Naterstad, Ingvill Fjell; Ernberg, Malin; Leal, Ernesto Cesar Pinto Jr; Bjordal, Jan Magnus (Journal article; Peer reviewed, 2021)Background and Objectives Non-specific low back pain (LBP) is responsible for triggering increased biomarkers levels. In this way, photobiomodulation therapy (PBMT) may be an interesting alternative to treat these patients. ... -
Red (660 nm) and infrared (830 nm) low-level laser therapy in skeletal muscle fatigue in humans: what is better?
Almeida, Patrícia de; Lopes-Martins, Rodrigo Álvaro Brandão; De Marchi, Thiago; Tomazoni, Shaiane Silva; Bjordal, Jan Magnus (Peer reviewed; Journal article, 2011-07-22)In animal and clinical trials low-level laser therapy (LLLT) using red, infrared and mixed wavelengths has been shown to delay the development of skeletal muscle fatigue. However, the parameters employed in these studies ... -
Short-and Long-Term Effectiveness of Low-Level Laser Therapy Combined with Strength Training in Knee Osteoarthritis: A Randomized Placebo-Controlled Trial
Stausholm, Martin Bjørn; Naterstad, Ingvill Fjell; Alfredo, Patricia Pereira; Couppé, Christian; Fersum, Kjartan Vibe; Leal, Ernesto Cesar Pinto Jr; Lopes-Martins, Rodrigo Álvaro Brandão; Joensen, Jon; Bjordal, Jan Magnus (Journal article; Peer reviewed, 2022-06-15)Background: Both physical activity and low-level laser therapy (LLLT) can reduce knee osteoarthritis (KOA) inflammation. We conducted a randomized clinical trial to investigate the short- and long-term effectiveness of ... -
Short-term efficacy of physical interventions in osteoarthritic knee pain. A systematic review and meta-analysis of randomised placebo-controlled trials
Bjordal, Jan Magnus; Johnson, Mark I.; Lopes-Martins, Rodrigo Álvaro Brandão; Bogen, Bård; Chow, Robert; Ljunggren, Anne Elisabeth (Peer reviewed; Journal article, 2007-06-22)Background: Treatment efficacy of physical agents in osteoarthritis of the knee (OAK) pain has been largely unknown, and this systematic review was aimed at assessing their short-term efficacies for pain relief. Methods: ... -
Shoulder rotational strength profiles of danish national level badminton players
Stausholm, Martin Bjørn; Baun, Martin; Bjordal, Jan Magnus; Nielsen, Dorte; Aagaard, Henrik; Magnusson, S. Peter; Couppé, Christian (Journal article; Peer reviewed, 2021)Background Increased age has been shown to be associated with weaker external rotators and stronger internal rotators of the shoulder in pitchers and tennis players. Whether this age-associated change is present in elite ... -
Skin Penetration Time-Profiles for Continuous 810nm and Superpulsed 904nm Lasers in a Rat Model
Joensen, Jon; Øvsthus, Knut; Reed, Rolf K.; Hummelsund, Steinar; Iversen, Vegard Vereide; Lopes-Martins, Rodrigo Álvaro Brandão; Bjordal, Jan Magnus (Peer reviewed; Journal article, 2012-11-26)Objective: The purpose of this study was to investigate the rat skin penetration abilities of two commercially available low-level laser therapy (LLLT) devices during 150 sec of irradiation. Background data: Effective LLLT ...