We measured utility curves for the hypothetical monetary costs as a function of time engaged in three everyday physical activities: walking, standing, and sitting. We found that activities requiring more physical exertion resulted in steeper discount curves, i.e., perceived cost as a function of time. We also examined the effects of gain vs. loss framing (whether the activity brought additional...

BACKGROUND & OBJECTIVES Socio-economic status is associated with increased morbidity in patients with asthma. The aim of the present study was to assess the association between socio-economic status and family history of asthma in adult asthma patients. METHODS The study included 200 adults with asthma and 400 non-asthmatic controls. Socio-economic status was determined based on income. Regre...

America is hurting. The unemployment rate is still high, wages are low, and the housing market that pulled the economy into a deep recession is still not where it should be. To make things worse, the burden of the economic crisis is carried by the middle class and the most vulnerable groups. The poor are getting poorer; the rich are getting richer; and the middle class is eroding. Since 1980, a...

background: overuse of injections is a common problem in many low-income and middle income countries. whil

Obesity poses lots of health risks in both developing and developed countries. One thing that remains unclear is the relationship between family income and weight gain. This paper explores the relationship between family income and Body Mass Index (BMI) given variations in individual choice towards basic consumption and life quality improvement consumption as income increases. We use a national...

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...