Publications by authors named "Midori Ogata-Medel"

Article Synopsis
  • Sarcopenia, a condition marked by muscle loss and weakness due to aging, is prevalent in individuals with rheumatoid arthritis (RA), particularly influenced by chronic inflammation, leading to various health risks.
  • A study with 165 women diagnosed the prevalence of sarcopenia at 15.8%, revealing that patients with sarcopenia were older and had significantly longer disease duration than those without it.
  • Inflammatory markers, specifically IL-1α, IL-6, and TNFβ, were found at higher levels in women with sarcopenia, suggesting that inflammation plays a critical role in the muscle deterioration process in RA patients.
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Rheumatoid arthritis (RA) is a debilitating disease that can result in complications such as rheumatoid cachexia. While physical exercise has shown benefits for RA patients, its impact on hydration and body cell mass remains uncertain. The presence of pain, inflammation, and joint changes often restrict activity and make traditional body composition assessments unreliable due to altered hydration levels.

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Rheumatoid arthritis (RA) patients have a higher frequency of infections than the healthy population. The reason has yet to be explained but involves several factors, of which body composition and rheumatoid cachexia are often overlooked. This study aimed to evaluate whether patients with cachexia, measured by bioelectrical impedance vector analysis, are at an increased risk of developing infections compared with patients without cachexia.

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Background: Rheumatoid arthritis (RA) is a disease characterized by a chronic inflammatory state. High pro-inflammatory cytokine levels are associated with disease activity. Exercise and the Mediterranean diet (MD) exert anti-inflammatory effects; however, their impacts on inflammation in RA patients remains unknown.

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Article Synopsis
  • In women with rheumatoid arthritis (RA), a dynamic exercise program (DEP) enhances hand grip strength more effectively than a combination of exercise and a Mediterranean diet (MD) or MD alone.
  • The study involved 106 women who were divided into three groups to measure changes in strength, weight, and disability over 24 weeks.
  • Results showed that while DEP significantly improved grip strength, the MD led to notable weight loss and waist reduction; combining both interventions improved disability levels in participants.
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Article Synopsis
  • The study aimed to evaluate how a dynamic exercise program (DEP) combined with a Mediterranean diet (MD) affects health-related quality of life in women with rheumatoid arthritis (RA).
  • 144 women with RA were randomly assigned into four groups: MD + DEP, DEP alone, MD alone, and a control group, with their quality of life and disability measured before and after 24 weeks of intervention.
  • Results showed significant improvements in quality of life for those in the MD + DEP and DEP only groups, while the control group experienced a decline, suggesting the combination of MD and DEP benefits women with RA.
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Background: Rheumatoid arthritis (RA) is a complex inflammatory disease that modifies body composition. Although body mass index (BMI) is one of the clinical nutrition tools widely used to assess indirectly nutritional status, it is not able to identify these body alterations. Bioelectrical Vector Analysis (BIVA) is an alternative method to assess hydration and body cell mass of patients with wasting conditions.

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