earnings. For example, a sibling study found that those with poor health in childhood had 24 percent lower earnings than their healthier siblings. Second, child health can affect schooling and cognitive achievement, which can in turn affect income. For example, a study of the effects of the eradication of hookworm disease in the American south in the early 1900s found large increases in educati...

Soil productivity effects nutritive quality of food plants, growth of humans and animals, and reproductive health of domestic animals. Game-range surveys sometimes poorly explained variations in wildlife populations, but classification of survey data by major soil types improved effectiveness. Our study evaluates possible health effects of lower condition and reproductive rates for wild populat...

OBJECTIVE To determine periodontal health status among drug addicts in Jeddah, Kingdom of Saudi Arabia. METHODS Drug addiction recovery patients were recruited from Al-Amal Rehabilitation Hospital, Jeddah, Kingdom of Saudi Arabia between October and December 2012. A questionnaire was used to determine socio-demographic data, oral hygiene measures, and previous drug abuse. Full periodontal cha...

objective: the aim of this study was to investigate relationship between quality of life and spiritual health and depression in thalasemia major patients in amol city.   method: the research method was correlation. the population was 497 of thalasemia patients. according to the cochrane formula 100 thalasemia patients were selected by random sampling method. the research instruments were qualit...

background osteoarthritis (oa) is a multifactorial, disabling and degenerative disease that worsens with age and affects patient’s health-related quality of life (hrqol). objectives the current study aimed to assess if age and comorbidities have an influence on knee oa and knee replacement outcome before and after the surgery. methods a quasi-experimental intervention study was conducted on a s...