Zhaleh Shadman

Zhaleh Shadman
Tehran University of Medical Sciences | TUMS · Endocrinology and Metabolism Research Center

MS

About

48
Publications
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720
Citations
Introduction
Additional affiliations
January 2010 - present
Tehran University of Medical Sciences
Position
  • Researcher

Publications

Publications (48)
Article
Full-text available
Introduction: Some cell culture and animal studies have reported that Conjugated Linoleic Acids (CLAs) have several health related benefits. CLAs have been shown to have antiadipogenic, antiatherogenic, antidiabetogenic and anti-inflammatory properties. While increase in insulin resistance with 10-trans, 12-cis isomer of CLA was reported in some an...
Article
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The healthy properties of conjugated linoleic acid (CLA) such as weight loss, reducing cardiovascular risk factors and inflammation have been reported. The trans-10, cis-12 CLA isomer is related to increasing insulin resistance, but the effects of cis-9, trans-11 isomer is not clear. The aim of this study was to investigate the effects of CLA with...
Article
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Since both dietary carbohydrate and fatty acids separately affect carbohydrate metabolism, how dietary macronutrients distribution may have different effects on carbohydrate metabolism pathways and regulation of blood glucose especially in diabetic patients. In this cross-sectional study 750 type 2 diabetic patients (261 men and 489 women, aged 35–...
Article
The relationship between Islamic veiling, body dissatisfaction, and desire for cosmetic rhinoplasty (CR) has not been studied. We therefore compared body dissatisfaction (BD), depression, self-esteem, and prevalence and desire to have CR in 1,771 Iranian females. A battery of questionnaires was administered and participants were categorized into th...
Article
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Unlabelled: Patients with rheumatoid arthritis (RA) have been described as having significantly low serum potassium concentrations than that in healthy subjects. We assessed the therapeutic efficacy and tolerability of oral potassium supplement dissolved in grape juice in female hypokalemic patients with active RA. Thirty-two hypokalemic patients...
Article
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Aging is a natural process involving the loss of several abilities, including cardiovascular, neurologic, musculoskeletal, and social capabilities. In addition to the usual needs, older adults face specific physical and mental challenges. Considering the increase in life expectancy and the large percentage of older adults in most populations, socie...
Article
Abdominal obesity and low muscle strength, known separately as risk factors for mortality, might have a synergistic effect when they co-occur. Dynapenic abdominal obesity (DAO) is a condition defined by the presence of both. However, DAO’s independent and combined impact on mortality remains under investigation. The objective of the present study w...
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Background Ramadan Intermittent Fasting (RIF) has the potential to alter hormonal levels in the body. This study investigates the impact of RIF on hormonal levels among healthy individuals during Ramadan. Methods A systematic review and meta-analysis of previously published studies were conducted, focusing on healthy non-athlete adults. The interv...
Preprint
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Background Uncontrolled hyperglycemia is one of the risk factors for cognitive disorders. By this finding, both type 1 and type 2 diabetes may predispose to cognitive impairment in poorly controlled cases. The current large-scale study is aimed at cognitive impairments in diabetic and non-diabetic older adults separately. Methods This is a cross-s...
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Polycystic ovary syndrome (PCOS) is a common endocrinopathy among reproductive-age women. Various therapeutical approaches are currently used to manage or control symptoms associated with PCOS. This systematic review intended to assess the effects of Vit E supplementation on cardiometabolic risk factors, inflammatory and oxidative markers, and horm...
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IntroductionObesity and osteoporosis are health problems with high impact on the morbidity and mortality rate. While the association between BMI and bone density is known, the combined effects of obesity and metabolic components on bone health have not yet been revealed. The objectives of this study were to determine the association between bone he...
Article
Background There is controversial evidence for the beneficial effects of antioxidative vitamins (vits) on dyslipidemia. In this regard, we aimed to systematically review all meta-analyses of trials on this topic.Methods We comprehensively searched PubMed, Web of Science, Scopus, and Cochrane Library databases until January 2021 to explore the publi...
Article
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Background Some pathophysiological effects of physical frailty and cognitive impairment might be similar; therefore, finding the associations in epidemiologic studies could guide clinicians and researchers to recognize effective strategies for each type of frailty such as frailty phenotype and frailty index, which in turn will result in a preventiv...
Article
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The novel coronavirus, which began spreading from China Wuhan and gradually spreaded to most countries, led to the announcement by the World Health Organization on March 11, 2020, as a new pandemic. The most important point presented by the World Health Organization about this disease is to better understand the risk factors that exacerbate the cou...
Article
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Recent studies have shown that obesity is associated with the severity of coronavirus disease (COVID-19). We reviewed clinical studies to clarify the obesity relationship with COVID-19 severity, comorbidities, and discussing possible mechanisms. The electronic databases, including Web of Science, PubMed, Scopus, and Google Scholar, were searched an...
Article
Cognitive impairment and osteoporosis are frequently seen to coincide in clinical practice. Osteoporosis was higher in elderly populations with cognitive impairment, especially in postmenopausal women. Thus, prophylaxis for osteoporosis, falls, and fractures should be considered as part of the treatment of patients with cognitive impairment. Intro...
Article
Introduction Based on WHO recommendation for considering herbal medicine as an inexpensive appropriate method to treat metabolic disorders, conducting randomized controlled trials (RCTs) is increasing worldwide. Since poor quality RCTs can lead to wrong conclusion, we assessed the quality of reporting of herbal medicines’ RCTs conducted in Middle E...
Article
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Background Sacopenia is a common problem in elderly with the adverse outcomes. The objective of this study was to estimate the peak appendicular skeletal muscle mass (ASM) and age of its attainment by sex among the Iranian population. Methods A total of 691 men and women aged 18–94 years participated in this cross-sectional, population-based study...
Article
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Introduction Musculoskeletal disorders and cognitive diseases are prevalent, and they are significant determinants of morbidity and mortality in older adults. The aim of this study is to investigate the prevalence of musculoskeletal and cognitive diseases and their risk factors and also to assess their associations during future follow-ups. Method...
Article
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Purpose Carbohydrates are shown to have an important role in blood glucose control, type 2 diabetes and cardiovascular diseases risk. This is even more challenging when considering populations consuming refined grains diets. Bread and rice are staple foods which supply main proportion of Iranian calorie intake. This study was designed to investigat...
Data
Ethical clearance approval. The approval certificate. (JPG)
Article
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Background Role of dietary modifications on the treatment and management of diabetes and complications was shown by many researchers. This study was designed to examine the association of major dietary patterns with diabetes-related cardio-metabolic risk factors in Iranian diabetes. Methods Totally, 525 type 2 diabetic subjects with mean age 55 ±...
Article
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Background: Ramadan fasting is associated with some lifestyle changes. A lack of nutritional needs knowledge or the improper performance of fasting, particularly in relation to time, type and amount of food intake, can cause disorders such as indigestion, bloating, constipation, headaches and other clinical problems. Objectives: To investigate t...
Article
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Background: The aim of this study was to assess the predictive capacity of body composition estimated by bioelectrical impedance analysis (BIA) to identify abnormal blood pressure in physical education and sport teaching students in the city of Ankara. Methods: Data for this cross-sectional study were obtained in the city of Ankara in 2014. A to...
Article
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Ramadan fasting is specific intermittent fasting comprising significant changes in routine lifestyle pattern and may affect body homeostasis and metabolism. In spite of several studies conducted on the effects of Ramadan fasting on various aspects of health and disease, because of heterogeneity in methodology and procedures (sometimes inevitable),...
Article
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During Ramadan fasting quantity and quality of dietary intake may change. There was no data on nutrient patterns in Ramadan fasting. The purpose of this study was to identify Ramadan major nutrient patterns among those who fast in Tehran, Iran. 510 fasting people aged 18-65 years and BMI 18.5-40 Kg/m2 were recruited in our study by 2-stage cluster...
Article
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aspects of health and its association with fasting decision‐making. This cross‐sectional study was conducted on 600 subjects. The association between fasting and participants’ knowledge and attitudes toward Ramadan fasting, anthropometric measurements, physical activity, depression, anxiety, stress, dietary intake, and prior history of diseases was...
Article
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Although several studies have investigated the effects of Ramadan fasting on diabetic patients, the exact impacts on diabetes control have not been well elucidated yet. There are neither precise quantitative criteria nor clear guidelines regarding Ramadan fasting for diabetic patients. This review aimed to discuss the results of previous studies. T...
Article
Background: Fasting in diabetic patients is accompanied by various changes in metabolism, lifestyle and medication. Evaluation of diabetic patients’ knowledge in the field of fasting conditions, the fasting-induced changes, complications, and ways to deal with them, is the first step towards efficient and effective diabetes self-management training...
Article
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Background: Lower vitamin D status has been reported in diabetic patients. Serum 25-hydroxyvitamin D and adiponectin were inversely associated with type 2 diabetes and insulin resistance. Vitamin D may involve in regulation of the adiponectin levels, which is directly related to insulin sensitivity. . Objectives: The aim of this study was to inves...
Article
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There has been no data on population based dietary patterns during the Ramadan fasting month. The purpose of this study was to detect Ramadan major dietary patterns among those who fast in Tehran. This cross-sectional study included 600 subjects, aged 18-65 with body mass index (BMI) of 18.5-40, who had decided to fast during Ramadan. Anthropometri...
Article
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Background Some variability for dietary pattern analysis due to subjective procedures (e.g. arbitrary food categorization and number of factors extraction) was reported. The aim of this study was to present or design a new approach to challenge the conventional dietary pattern analysis through new classification of dietary patterns according to the...
Article
The main purpose of this paper is to provide a discussion on: existing theories of permitting a Muslim to practice fasting during Ramadan (Shiite and Sunni), risk of fasting in diabetic patients and recommendations for reducing them, the rules of decision making, and the ethical obligations associated with diabetes care. Our main five subjects are:...
Article
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Background: Fasting and malnutrition during pregnancy is associated with deleterious consequences such as hypoglycemia, ketonemia, impaired fetal IQ, low birth weight and even abortion. Comparison of pregnancy length and year duration shows that about 75% of pregnancies coincided with Ramadan. Also, fasting during Ramadan is not equivalent to hunge...
Article
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No comprehensive study has been conducted on risk factors of sexual dysfunction in women with diabetes mellitus. The aim of this study was to consider all possible influencing variables including hormonal, physical and, psychological status, socioeconomic status, and dietary intake to get more accurate and reliable results. Sexual function was asse...
Article
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Background: Physiological stress may affect eating habits and also foods intake may alter the physiological stress. According to the reports of high levels of serum cortisol as a stress biomarker in type 2 diabetic patients; the aim of this study was to investigate the relationship between dietary patterns and serum cortisol concentration in type 2...
Article
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Objective (s): The effect of Ramadan fasting on diabetes control is not clear yet. Some lifestyle changes like changes in drug dose and time, sleep wake cycle, physical activity and diet occur in Ramadan and can lead to metabolic imbalances. As such some studies have shown increased risk of hyperglycemia and hypoglycemia. So, it is necessary to mak...
Article
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Background: Life style Changes during Ramadan month could possibly affect sleep-related behaviors such as total daily sleep time, sleep and wake up time and brain waves. In addition, Spirituality and religiosity have a marvelous influence on mental health and effective solutions against stress are being religious and believe in God. This review dis...
Article
malignancies. By considering the increasing incidence rate of breast cancer in Iran, this study was conducted to investigate the association between dietary folate intake and breast cancer risk. Materials and Methods: In this case-control study, 177 patients with breast cancer and 169 control subjects with no family history of malignancy were recru...
Article
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Aims: Hyperglycemia is considered as the source of reactive oxygen species generation through glucose oxidation in diabetic patients. There are controversial reports on changes of total antioxidant capacity in diabetic patients. The aim of this study was to investigate the total antioxidant capacity and superoxide dismutase and catalase activity...
Article
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Aims: Animal studies have reported that Conjugated Linoleic Acid (CLA) has several health related benefits including weight loss, loss of body fat mass, protein increase and reduction of fat accumulation. The object of the present study was to determine the effect of CLA supplementation on body weight, body composition, serum leptin and adiponectin...
Article
Full-text available
Introduction: Some animal studies have suggested that Conjugated Linoleic acid (CLA) supplementation may have therapeutic potential with respect to lipid metabolism, considered to be the most important cardiovascular disease (CVD) related risk factor, associated with type 2 diabetes mellitus (T2DM). However, results from human studies on risk marke...

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