Publications by authors named "Arumugam A"

Physical activity guidelines targeting different populations with and without chronic diseases or disabilities are required to meet the diverse functional and physiological needs experienced by different subgroups of people to achieve optimal health benefits. As the importance of physical activity guidelines in promoting optimal health and well-being becomes increasingly recognised, there is a critical need for their systematic evaluation to ensure they remain effective, applicable and aligned with evolving health needs and scientific insights. This study aims to systematically review, critically evaluate, and compare global physical activity and sedentary behaviour guidelines on frequency, intensity, time, and type of exercise for adults, pregnant and postpartum women, and people living with chronic conditions and/or disabilities.

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 The Pittsburg Sleep Quality Index (PSQI) is widely used in different population groups to assess self-reported sleep quality over the previous month. As the Arabic language is spoken by more than 400 million people, the PSQI has been translated into Arabic for its optimal application to Arabic-speaking individuals. However, the test-retest reliability of the Arabic version of the PSQI has not been reported yet.

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The health and fitness (H&F) sector is rapidly evolving and appears to be a vibrant space for industry stakeholders with a great potential globally. This observational study aimed to identify the most popular trends related to H&F services in the United Arab Emirates (UAE) for the first time, focused on the industry status after the coronavirus (COVID-19) pandemic, and aimed to detect potential differences with the recent results observed in other countries or regions. Additionally, a chi-square analysis was applied to determine the significant differences between trends and demographics, such as sex, age, experience, and work status.

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Article Synopsis
  • Rotator cuff related shoulder pain (RCRSP) greatly affects individuals' physical and psychological health, but research is limited in low-to-middle-income countries like India.* -
  • A study in South India interviewed 10 participants to explore their lived experiences with RCRSP, uncovering themes like the burden of pain, treatment uncertainties, and coping mechanisms influenced by cultural norms.* -
  • The results suggest a need for a comprehensive management strategy that incorporates physical treatment, psychological support, and cultural beliefs to effectively address RCRSP in these communities.*
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Background: Non-communicable diseases are rising rapidly in low- and middle-income countries, leading to increased morbidity and mortality. Reducing sedentary behavior (SB) and increasing physical activity (PA) offer numerous health benefits. Workplaces provide an ideal setting for promoting SB/PA interventions; however, understanding the barriers and enablers is crucial for optimizing these interventions in workplace environments.

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Background: Peripheral arterial disease (PAD) is a prevalent complication of type 2 diabetes mellitus (T2DM). As India ranks second in the population afflicted by T2DM, and the objective of this systematic review was to estimate the pooled prevalence of PAD in individuals living with T2DM in India.

Methods: Five databases (Cochrane (CENTRAL), MEDLINE (via PubMed), CINAHL (via EBSCO), PEDro, and Scopus) were searched using database-specific search terms from inception to August 2023.

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Physiologically based pharmacokinetic (PBPK) or physiologically based biopharmaceutics models (PBBM) demonstrated plethora of applications in both new drugs and generic product development. Justification of dissolution specifications and establishment of dissolution safe space is an important application of such modeling approaches. In case of molecules exhibiting saturable absorption behavior, justification of dissolution specifications requires development of a model that incorporates effects of transporters is critical to simulate in vivo scenario.

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Article Synopsis
  • * This study looked at how well the IPAQ short form (IPAQ-SF) matches the data from the Fibion accelerometer in measuring physical activities and sedentary time among 101 young adults.
  • * Results showed weak correlations between the two methods, indicating that self-reported data may not reliably reflect actual activity levels, suggesting the need for objective measurements with accelerometers instead.
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Background: High levels of sedentary behavior in workplaces are currently recognized as an independent risk factor for cognitive dysfunction and poor mental health. However, sedentary patterns vary between workdays and non-workdays, which may influence cognitive functions.

Objective: The present study aimed to quantify and compare work and nonwork device-measured sedentary time (ST) and its association with cognitive function in Indian office workers.

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Whole-body vibration (WBV) training has been employed alongside conventional exercise like resistance training to enhance skeletal muscle strength and performance. This systematic review examines the evidence regarding the effect of WBV on muscle activity, strength, and performance in healthy individuals. The Academic Search Ultimate, CINAHL, Cochrane CENTRAL, PubMed, ProQuest One Academic and SCOPUS databases were searched from 1990 to April 2023 to retrieve relevant studies.

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Background: A high prevalence of obesity, sedentary behavior, and physical inactivity could affect muscle mass and strength in young adults in the United Arab Emirates (UAE). Therefore, we investigated the association of sex, body mass index (BMI), and accelerometer-measured sitting and physical activity (PA) times with skeletal muscle mass index (SMI), hand grip, and thigh muscle strength in healthy young adults in the UAE.

Methods: In this cross-sectional study, 156 healthy young adults (age 21.

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Background: In recent years, a significant shift toward remote work, virtual education, and social distancing measures was witnessed, thereby leading people to increasingly depend on digital devices for communication, work, and entertainment. This increased exposure to screens has raised concerns regarding its potential impact on cognitive function.

Purpose: This study investigated the relationship between screen time and cognitive function among healthy young adults.

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Objective: Children with hemiplegic cerebral palsy (CP) are typically ambulant with high motor functioning levels but with gait asymmetry and a greater risk of instability and falling. Physiotherapy is considered the core part of CP rehabilitation due to the risk of neurosurgery and the side effects of drug interventions. Although growing evidence has looked at the effect of upper limb loading during walking in many populations, such interventions in children with CP remain unexplored yet.

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The constant demand for eco-friendly methods of synthesizing complex organic compounds inspired researchers to design and develop modern, highly efficient heterogeneous catalytic systems. Herein, In-HCPCP metal-organic framework (SRMIST-1), a heterogeneous Lewis acid catalyst containing less toxic indium and eco-friendly robust cyclotriphosphazene and exhibiting notable chemical and thermal stability, durable catalytic activity, and exceptional reusability was produced through the reaction between indium(III) nitrate hydrate and hexakis(4-carboxylatophenoxy)-cyclotriphosphazene. In the SRMIST-1 structure, secondary building units {InO} are assembled by a connection of η and η-carboxylic oxo atoms from different HCPCP ligands, forming a three-dimensional network.

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Background1: Despite a growing interest in gaming rehabilitation for upper limb (UL) recovery post-stroke, studies investigating the effects of game-based rehabilitation incorporating functional games are lacking.

Objective: To investigate the efficacy of an intensive, functional, gamified rehabilitation program compared to task-based training on UL motor function in acute/sub-acute stroke survivors.

Methods: This randomized, multicenter, single-blind, clinical trial comprises 120 participants with unilateral stroke who were randomized to receive either gamified training (n = 64) using the ArmAble™ [experimental group (EG)] or task-based training (n = 56) in conjunction with conventional therapy for 2 hours per day, 6 days per week for 2 weeks, followed by UL rehabilitation for another 4 weeks at home.

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Background: Although a significant lack of physical activity has been linked to an increase in obesity among Emirati women, the factors associated with accelerometer-measured sitting and physical activity times in Emirati women remain unclear.

Objectives: To explore the association of accelerometer-measured sitting and physical activity times with sociodemographic, anthropometric, and sleep quality factors among Emirati working women.

Design: A cross-sectional study.

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A metal-free three-component approach has been developed to prepare 2,4-disubstituted quinazolines from -acylanilines, trialkylamines and ammonium chloride under visible-light using eosin Y as the photocatalyst. The notable features of this work include (i) the use of tertiary amines as an alkyl synthon and triethanolamine as a C-OH synthon; (ii) good functional group tolerance with 52%-98% yields; (iii) proof of concept with -amino benzaldehyde as a substrate to deliver 2-methyl quinazoline 3pa; and (iv) gram-scale synthesis of compounds 3ga, 3ja and 3ma. A reductive quenching mechanism was proposed based on the control studies and redox potential values.

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Sixteen standing male participants were subjected to fore-and-aft sinusoidal vibration with peak magnitude and frequency in the range 0.44-4.431 ms and 2-6 Hz, respectively.

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The current work investigates bioremediation (BIO) and electrokinetic (EK) remediation of crude oil hydrocarbons utilizing the biomass-electrokinetic (BIO-EK) approaches. The use of natural surfactants derived from plant biomass may improve remediation capacity by enhancing the solubility of organic pollutants. Sapindus mukorossi, a natural surfactant producer, was extracted from plant biomass in this study.

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Chitosan is a widely available polymer with a reasonably high abundance, as well as a sustainable, biodegradable, and biocompatible material with different functional groups that are used in a wide range of operations. Chitosan is frequently employed in widespread applications such as environmental remediation, adsorption, catalysts, and drug formulation. The goal of this review is to discuss the potential applications of chitosan and its chemically modified solids as a catalyst in biodiesel production.

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A mild and inexpensive approach to synthesising a series of 1,4-diketones in moderate to excellent yields 1,2-oxo alkylation has been developed using fluorescein as a photocatalyst and air as an oxidant. The key features include (i) varied substrate scope (39 examples); (ii) good functional group tolerance; (iii) unsymmetrical 1,4-dicarbonyls; (iv) late-stage functionalization of thymol and ibuprofen derivatives; and (v) the synthetic expansion to 5- and 6-membered N-, O- and S-containing heterocycles.

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Marine seaweeds are rich source of polysaccharides present in their cell wall and are cultivated and consumed in China, Japan, Korea, and South Asian countries. Brown seaweeds (Phaeophyta) are rich source of polysaccharides such as Laminarin and Fucoidan. In present study, both the laminarin and fucoidan were isolated was yielded higher in PP (Padina pavonica) (4.

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We explored the association of sociodemographic and anthropometric factors with self-reported physical activity (PA) and sleep quality in Arab and non-Arab individuals of both sexes during the COVID-19 pandemic. In this cross-sectional study, 638 participants (those recovered from COVID-19 = 149, and non-infected = 489) of both sexes aged 18-55 years were recruited. Their sociodemographic and anthropometric information, PA (self-reported using the International Physical Activity Questionnaire Short-form [IPAQ-SF)]) and sleep quality (self-reported using the Pittsburgh Sleep Quality Index [PSQI]) were documented.

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Background: Knee joint position sense (JPS) might be negatively affected after injuries to the anterior cruciate ligament (ACL). Recent systematic reviews suggest further investigation of psychometric properties, including validity, of knee JPS tests following ACL reconstruction (ACLR). This study investigated the known-group validity by comparing knee JPS errors between individuals who underwent unilateral ACLR and healthy controls.

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Objectives: Manual therapy is a specific hands-on approach used and taught by various professions such as physiotherapy and osteopathy. The current paradigm of teaching manual therapy incorporates the traditional 'See one, do one, teach one' approach. However, this 'teacher centred' approach may not enable learners to develop the complex clinical skills of manual therapy.

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