Benefits of Physical Fitness Training in Healthy Aging and Neurogenic Patient Populations

Author(s):  
Bonnie Lorenzen ◽  
Laura L. Murray

Abstract Purpose: In recent years, research has identified a positive connection between physical fitness and exercise, and cognitive performance in healthy aging (e.g., Colcombe & Kramer, 2003) as well as a number of patient populations (e.g., Mostert & Kesselring, 2002). To increase awareness of the benefits of exercise on cognitive and communicative health, this paper reviews the literature pertaining to the cognitive effects of exercise in healthy individuals, as well as preliminary findings regarding the role of exercise in disordered populations including those with stroke, dementia, traumatic brain injury, and multiple sclerosis. It presents a treatment program combining low-intensity fitness training with speech-language therapy that was developed for an individual with traumatic brain injury, stroke, multiple sclerosis, and poor physical fitness. Method: A review of the literature was conducted to summarize and synthesize previously published research in the area of exercise and cognition in healthy and patient populations. Results and Conclusions: There is a growing understanding of the relationship between exercise and cognition in both healthy and aging patient populations. Research with various patient populations reveals positive outcomes and suggests the need to further this line of research in individuals with neurogenic cognitive-communicative disorders.

2018 ◽  
Vol 46 (6) ◽  
pp. 2170-2176
Author(s):  
Nissim Ohana ◽  
Daniel Benharroch ◽  
Dimitri Sheinis ◽  
Abraham Cohen

The role of head trauma in the development of glioblastoma is highly controversial and has been minimized since first put forward. This is not unexpected because skull injuries are overwhelmingly more common than glioblastoma. This paper presents a commentary based on the contributions of James Ewing, who established a major set of criteria for the recognition of an official relationship between trauma and cancer. Ewing’s criteria were very stringent. The scholars who succeeded Ewing have facilitated the characterization of traumatic brain injuries since the introduction of computed tomography and magnetic resonance imaging. Discussions of the various criteria that have since developed are now being conducted, and those of an unnecessarily limiting nature are being highlighted. Three transcription factors associated with traumatic brain injury have been identified: p53, hypoxia-inducible factor-1α, and c-MYC. A role for these three transcription factors in the relationship between traumatic brain injury and glioblastoma is suggested; this role may support a cause-and-effect link with the subsequent development of glioblastoma.


2018 ◽  
Vol 39 (11) ◽  
pp. 2258-2267 ◽  
Author(s):  
Ryan A Opel ◽  
Alison Christy ◽  
Erin L Boespflug ◽  
Kristianna B Weymann ◽  
Brendan Case ◽  
...  

Clearance of perivascular wastes in the brain may be critical to the pathogenesis of amyloidopathies. Enlarged perivascular spaces (ePVS) on MRI have also been associated with amyloidopathies, suggesting that there may be a mechanistic link between ePVS and impaired clearance. Sleep and traumatic brain injury (TBI) both modulate clearance of amyloid-beta through glymphatic function. Therefore, we sought to evaluate the relationship between sleep, TBI, and ePVS on brain MRI. A retrospective study was performed in individuals with overnight polysomnography and 3T brain MRI consented from a single site ( n = 38). Thirteen of these individuals had a medically confirmed history of TBI. ePVS were visually assessed by blinded experimenters and analyzed in conjunction with sleep metrics and TBI status. Overall, individuals with shorter total sleep time had significantly higher ePVS burden. Furthermore, individuals with TBI showed a stronger relationship between sleep and ePVS compared to the non-TBI group. These results support the hypothesis that ePVS may be modulated by sleep and TBI, and may have implications for the role of the glymphatic system in ePVS.


2020 ◽  
Vol 3 (1) ◽  
pp. 44-46
Author(s):  
Istatillo Shodjalilov ◽  
◽  
Saoda Igamova ◽  
Aziza Djurabekova

The incidence of cognitive impairment in TBI is high, depending on the severity. At the same time, psychopathological symptoms in the form of asthenia, increased anxiety and depression are encountered among patients with TBI. The work studied the relationship between cognitive and psychopathological symptoms in patients with TBI using neuropsychological testing on scales.


Author(s):  
Sandrine Bourgeois-Tardif ◽  
Louis De Beaumont ◽  
José Carlos Rivera ◽  
Sylvain Chemtob ◽  
Alexander G Weil

BJS Open ◽  
2021 ◽  
Vol 5 (Supplement_1) ◽  
Author(s):  
Stéphane Nguembu ◽  
Marco Meloni ◽  
Geneviève Endalle ◽  
Hugues Dokponou ◽  
Olaoluwa Ezekiel Dada ◽  
...  

Abstract Introduction Most cases of paroxysmal sympathetic hyperactivity (PSH) result from traumatic brain injury (TBI). Little is known about its pathophysiology and treatment, and several neuroprotective drugs are used including beta-blockers. The aim of our study is to collate existing evidence of the role of beta-blockers in the treatment of PSH. Method We will search MEDLINE, Web of Science, EMBASE, Cochrane, and Google Scholar. The search terms used will cover the following terms: “paroxysmal sympathetic hyperactivity”, “traumatic brain injury” and “beta-blockers.”: No language or geographical restrictions will be applied. Two independent co-authors will screen the titles and abstracts of each article following predefined inclusion and exclusion criteria. If there is a conflict the two reviewers will find a consensus and if they cannot a third co-author will decide. Using a pre-designed and pre-piloted data extraction form, data from each included citation will be collected (authors identification, study type, TBI severity, type of beta-blockers used, dosage of the drug, clinical signs of PSH, Glasgow Coma Scale, Glasgow Outcome Scale, mortality, morbidity and length of stay). Simple descriptive data analyses will be performed and the results will be presented both in a narrative and tabular form. Results The effectiveness of beta-blockers in post-TBI PHS will be evaluated through clinical signs of PHS(increased heart rate, respiratory rate, temperature, blood pressure, and sweating), Glasgow Coma Scale, and Glasgow Outcome Scale. mortality, morbidity and length of stay. Conclusion At the end of this scoping review we will design a systematic review with metaanalysis if there are a reasonable number of studies otherwise we will design a randomized controlled trial.


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