the aim of this research was to study the relationship between socio – economic status and the rate of physical activity in students of shahid chamran university of ahwaz. this research used a descriptive correlative approach which was performed by a field method. statistical population included all undergraduate students in 89-90 school year (n=9175); 370 students were determined as the sample...

abstractthe borg rating of perceived exertion (rpe) is a way of measuring physicalactivity intensity level. purpose of this study is evaluation of validity and reliability the rpe scale (persian version) based on heart rate variability in students of isfahan university of medicalsciences.methods: an interventional study conducted  on 10 male students, heart rate (hr) and rpe  in two 0-10 and 6-...

background in a severe oxidative stress condition, balance of oxidant-anioxdiant system of the body breaks down, which is in order to produce more oxidants and, after that, important macromolecules such as dna undergo irreversible changes. there are reports indicating the therapeutic effects of the date. this study was aimed to evaluate the effect of date kernel`s on antioxidant capacity and th...

in order to investigate the effects of drought stress and nitrogen fertilizer on photosynthesis rate and some physiological characteristics in two barley cultivars, a pot experiment was conducted using a randomized complete block design as a factorial experiment with three factors including water stress, nitrogen fertilizer and barley cultivars in three replications. irrigation treatments condu...

fractions obtained from partitioning of aerial methanolic extract of euphorbia aellenii with chloroform (e2), ethyl acetate (e3), n-butanol (e4) and water (e5) were investigated in vitro for their phytotoxicity, insecticidal, anti-leishmanial, cytotoxicity, antibacterial and antifungal activities. sample e2 appeared to have significant phytotoxic activity. in the insecticidal screening study on...