a bstract background: nutrition pattern is one of the important factors predicting menstrual distress, which varies among different cultures and countries. the purpose of this study is to determine the relationship between food frequency and menstrual distress in high school girls from mashhad.   materials and methods: this cross‑sectional study was conducted in 2012 using a two‑stage sampling ...

the results of researches in the field of the using x-ray in all over the world have been successful. the main subject which needs more investigation and have been allocated part of the researches in most of the atomic research institutes, is the research about possible harms of irradiated food for human beings, base on the researches, using irradiation for inhibition of sprouting and preservat...

introduction: social inequality may have a significant negative effect on health. there are some evidences that social inequality and stressful conditions could lead to development and progression of various disorders. on the other hand, the results of some research studies have shown that reducing the consumed calorie could prolong the lifetime. in addition, limiting the consumed calorie could...

an active area of public health policy in the united states is policy meant to promote healthy eating, reduce overconsumption of food, and prevent overweight/obesity. public discussion of such obesity prevention policies includes intense ethical disagreement. we suggest that some ethical disagreements about obesity prevention policies can be seen as rooted in a common concern with equality or w...

the present crisis in global economy, the issue of climate change and the fast-growing world population,leading to increased demand of food, are signifiantfactors reinforcing moves towards inclusive technologydevelopments. increasing population and consumptiongrowth will lead to the increasing global demand forfood, as well. the growing competition for land, water,and energy affct food producti...

a total of 250 mothers were interviewed in kashan health centers in 1995 to obtain information on their knowledge, attitude, and practice (k.a.p) regarding supplementary feeding (sf) of their 6-24 month old children. the k, a and p regarding the kind of the first sf. were desirable in 29.2%, 72.8% and 31.6% of the mothers respectively. the corresponding percentages for the time of introduction ...

Background: The prevalence of reported allergic diseases is higher in North-America than in other countries around the world. Further, certain types of allergies are more common in some geographic regions or amongst different ethnic populations. This phenomenon has not been well studied amongst the Persian population in the Canadian context; therefore, the current study aimed to compare the pre...