background: ncds are the leading disease burdens in china and the ncds risk factors shifts have accelerated at an unprecedented scale over the past 30 years. the aim of this study was to analysis the natural trajectories of ncds risk factors over the life course. methods: the large-scale longitudinal data from the chns includes nine rounds of surveys between 1989 and 2011. overall, 145913 obser...

background: chronic non-specific low back pain is a common disorder that often has no clear mechanism. exercise therapy is an effective and safe method for treatment of chronic musculoskeletal disorders such as back pain. pilate’s and williams’ exercises are two types of distinct exercises used for the treatment of back pain, but there is no evidence for the advantage of these two exercises in ...

introduction worldwide, chronic liver disease is a major cause of morbidity and mortality. causes of elevated serum alanine aminotransferase (alt) levels vary depending on the population under study. the aim of this study is to evaluate the frequency and causes of persistently elevated alt levels in patients of the gastroenterology (gi) clinics in ghaem and emam reza hospitals in mashhad, iran....

purpose: regarding the high prevalence of low back pain in various communities and the need to determine an appropriate treatment plan for these patients, examining their functional limitation and disability level is of utmost importance. in this regard, one of the important indicators is lumbar range of motion. measurement of the range of motion is a common and appropriate method for determini...

the subjective of this study was to explore and compare the effects of whole body vibration (wbv) and conventional spinal stabilization exercises on persons with non-specific chronic low back pain (clbp). thirty patients with non-specific chronic low back pain randomly received 6 sessions of spinal stabilization therapy with and without whole body vibration over 2 weeks. the severity of pain, f...

background: application noninvasive ventilation in the patients with exacerbation of chronic obstructive pulmonary disease (copd) reduced mortality. this case-control study was designed to compare efficiency and outcome of non-invasive (niv) versus invasive positive pressure ventilation (ippv) in respiratory failure due to copd methods: the patients were assigned to niv or ippv intermittantly.t...

background: this study was aimed to investigate the main and buffering effects of positive religious coping on the association between the number of chronic medical conditions and major depressive disorder (mdd) among african americans, caribbean blacks and non‑hispanic whites. methods: this cross‑sectional study used data from the national survey of american life, 2001 and 2003. this study enr...

inflammatory bowel disease, coronary artery disease, cerebrovascular disease, hypertension, diabetes, tumours, are exam­ples of chronic degenerative diseases that have a high prevalence in developed nations. these chronic-non-communicable dis­eases have multifactorial aetiologies that considered to be caused by the interaction of environmental risk factors with multi­ple predisposing genes. gen...