The aim of this study was to describe the 20-year changes in body mass index (BMI; kgm(-2)) and the prevalence of overweight in Japanese adults. Cross-sectional annual nationwide surveys (National Nutrition Survey, Japan) were carried out with a large probability sample of the Japanese population. Data sets of the 1976-95 surveys, comprising 91983 men and 120822 women (> or =20 years of age), w...

PURPOSE Over the past decade, linear and non-linear surface electromyography descriptors for central and peripheral components of fatigue have been developed. In the current study, we tested fractal dimension (FD) and conduction velocity (CV) as myoelectric descriptors of central and peripheral fatigue, respectively. To this aim, we analyzed FD and CV slopes during sustained fatiguing contracti...

ôbjective: to assess the prevalence of opioid abuse in a sample of male population in shiraz, ïran. methods: â representative sample of 1219 subjects (aged 16 years or older) who were referred for urine opioid screen (üôs) as a mandatory test before marriage in shiraz in 2005 were enrolled in this study. results: mean age of the participants was 26.17 years (sd=6.12), ranging from 16 to 75 year...

BACKGROUND In general, no study has examined the relationship between vitamin D status and key parameters of bone mineral homeostasis in healthy men in Iran. The effects of age and renal function on vitamin D status were determined in a cross-sectional study on a healthy population of Iranian men. METHODS From January through February 2001, 520 men, aged 20 - 74 years were selected through a ...

UNLABELLED Analyses of elite competitive performance provide useful information for research and practical applications. PURPOSE Here the authors analyze performance times of cross-country skiers at international competitions (World Cup, World Championship, and Olympics) in classical and free styles of women's and men's distance and sprint events, each with a total of 410-569 athletes competi...

Background: Basal cell carcinoma (BCC) is the most common skin cancer in humans showing various clinical and histological forms. Objective: The aim of this study was to evaluate the age, sex, location, histological subtypes of BCC cases in Ahwaz and to compare it with other skin cancers specially squamous cell carcinoma. Patients and Methods: A descriptive, retrospective study was done using fi...

background: migraine and other recurrent headaches are considered a major public health concern. levetiracetam, a broad spectrum anti-epileptic have been used in migraine prophylaxis. objectives: assessment the efficacy of levetiracetam on migraine in comparison to sodium valproate. materials and methods: this randomized double blind clinical trial was performed on patients with migraine headac...

BACKGROUND It has been believed that the contribution of fat oxidation to total energy expenditure is becoming negligible at higher exercise intensities (about 85% VO2max). The aim of the present study was to examine the changes in substrate oxidation during high-intensity interval exercise in young adult men. METHODS A total of 18 healthy well-trained (aged 19.60 ± 0.54 years, BMI = 22.19 ± ...

OBJECTIVE To evaluate long-term patterns of weight change and progression to overweight and obesity during adulthood. DESIGN Prospective study. Changes in mean BMI, waist circumference (WC) and weight were assessed over a mean 26-year follow-up (1971–1975 to 1998–2001). Mean BMI (95% CI) and mean WC (95% CI) of men and women in BMI and age groups were computed. Mean weight change in BMI and a...

background: hemophilia is the most frequent severe hereditary hemorrhagic disease due to deficiency of coagulation factors viii (hemophilia a) or ix (hemophilia b) in plasma. we aimed to identify patients with hemophilia in kermanshah, iran and assess the incidence of inhibitors in this population and its associated factors. methods: this study was conducted on patients with hemophilia a and b ...