Reference no: EM134040652

Assignment:

Writte an expansion of the essay - paragraph 2, giving references to the quotes in parentheses

Research question - the relationship between diet and RA (rheumatoid arthritis)

Article 3: Rheumatoid arthritis and diet

"One study found that long-term adherence to a higher quality diet, using the AHEI-2010 score, was associated with a reduced risk of RA."

"Saturated fatty acids and omega-6 fatty acids are associated with increased inflammation."

"Increased fiber intake has also been shown to increase anti-inflammatory immune cells and reduce markers of bone erosion in RA patients."

"It is still unclear to what extent the gluten-free component of the diet additionally contributes to positive effects on inflammation or other symptoms (e.g., fatigue)."

"Plant-based dietary interventions, such as vegetarian and vegan diets, have been shown to be consistently more effective in improving clinical outcomes and the microbiome than other dietary interventions, including Mediterranean dietary patterns, in patients with chronic inflammatory diseases, including RA."

Article 4: Nutritional status of Iranian women with rheumatoid arthritis: assessment of food intake and disease activity

"However, no association was found between the intake of different food groups or nutrients and disease activity or serum antioxidant capacity."

"A diet rich in fish, olive oil and cooked vegetables appears to provide a protective effect against the development of RA, while red meat, dairy products and cereals are often considered to worsen RA symptoms."

"Patients with RA often claim that their symptoms are relieved by special diets or simply by eliminating certain foods."

"However, no foods or food groups have been consistently identified as a cause, trigger or exacerbator of symptoms in RA patients."

Article 5: Relationship between dietary patterns and rheumatoid arthritis: a case-control study

"Several studies have shown that higher intakes of protein and red meat, and lower intakes of vegetables, olive oil and vitamins, increased the risk of inflammatory polyarthritis, or RA."

"The relationship between dietary patterns and rheumatoid arthritis is therefore not well explained."

Article 5

1. A balanced diet that includes an adequate intake of carbohydrates, especially dietary fiber, may help maintain the symbiosis of gut flora, which may be beneficial in preventing autoimmunity in RA patients.

2. Omega-3 polyunsaturated fatty acids (PUFAs), such as eicosapentaenoic acid and docosahexaenoic acid, show promise in reducing RA-associated disease activity markers and improving blood lipid profiles, but more robust clinical evidence is needed.

3. The gut microbiota plays a key role in RA, and studies suggest that different gut microbiota compositions are associated with the disease. Imbalances, such as a predominance of Prevotella species, may contribute to the pathophysiology of RA.

4. The overall quality of a healthy diet, as measured by the Alternative Healthy Eating Index (AHEI-2010), appears to be associated with a lower risk of developing RA, particularly in women. Dietary fiber intake is associated with reduced inflammation and intestinal homeostasis.

5. Women with RA tend to change their eating habits compared to those without the disease. They consume red meat less often, choose low-fat dairy products and fat spreads, and report lower consumption of nuts and seeds. Many also exclude red meat from their diet.

These findings suggest that dietary choices and gut microflora composition may play a role in the development and treatment of RA. However, further research and larger-scale clinical trials are needed to establish stronger and more definitive links between diet and joint pain in RA.