Background: physical activity at teenage time is known as Health determinant at adolescence and elderly. The aim of this study is determining of Intended level of physical activity and effective factors in boy high school students advice on a housing town in Tehran.   Methods: A cross-sectional study done on 179 boy students. Data was collected through researchers made questionnaire. Validity...

Abstract This study was conducted to investigate the effect of different levels of phospholipids on fatty acid profile, lipid content of body and lipase activity in stellate fish (Acipenser stellatus) fed different levels of lecithin as phospholipid source. The fish with average weight of 11.25 ± 0.06 g were fed seven different diets having identical levels of protein and lipid content but dif...

Introduction: Regular physical activity plays an important role in the prevention of low back pain, osteoporosis, cardiovascular disease, obesity, diabetes, cancer, hypertension, depression and early death. Also, work ability is related to the interactions between physical and mental ability, working conditions, employee efficiency, and employee health status. In this research, the relationship...

The effect of stocking density and dietary aflatoxin B1 along with including rosemary and thyme powders on digestive enzymes activity of rainbow trout was evaluated. 600 fish with an average weight of 90±3 were randomly allotted into six experimental groups consisted of (1) stocking at 15 kg.m-3- feeding diet devoid of aflatoxin, (2) stocking at 45 kg.m-3-feeding diet devoid of aflatoxin, (3) s...

Introduction: Cancer is one of the non-communicable diseases and a major cause of mortality in recent decades. Studies have shown that there is a relationship between lifestyle and cancer, so it is necessary that Life style identified and corrected to prevent cancer. This study was conducted to determine the lifestyle of people in relation to the prevention of cancer in Yazd in 2014 Methods: A ...

the primary goal of the current project was to examine the effect of three different treatments, namely, models with explicit instruction, models with implicit instruction, and models alone on differences between the three groups of subjects in the use of the elements of argument structures in terms of toulmins (2003) model (i.e., claim, data, counterargument claim, counterargument data, rebutt...

nowadays, the development of anti cancer drugs is an important subject in pharmacology. bisphosphonates (b.p) are a great choice for design and production of the types of drugs which not only could perform as anti cancer agents but also could inhibit the function of acetyl cholinesterase (ache). ache hydrolyzes the acetylcholine (which is a neurotransmitter in nervous system) using the oh in i...

abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...