Background: Technology has been an integral part of our lives, and it both positive negative effects on adolescents. The engagement in structured extracurricular activities can be utilized as a prevention method for technology or internet addiction. This channel their time energy the right direction empower valuable results youth. present study was conducted to compare adolescents engaged non-s...

risk assessment and management techniques are used in industrial activities to reduce accidents by applying preventive and protective methods. in this article a preventive approach called hazard and operability study (hazop) was used. the application of hazop, a process hazard identification and control method, has been demonstrated in the fatty acid unit of golnar oil company, northwest of teh...

This is an attempt to describe the health programme lately undertaken in Trengganu. It has always appeared to me' that there could with benefit be more co-operation between the preventive and curative sides of medicine, between welfare centres and hospitals. As a welfare worker I have been reprimanded for attempting to cure my patients, and as a paediatrician I have been discouraged from having...

This paper deals with a preventive maintenance strategy optimization correlated to production for a manufacturing system made by several parallel machines under lease contract. In order to minimize the total cost of production and maintenance by reducing the production system interruptions due to maintenance activities, a correlated group preventive maintenance policy is developed using the gra...

BACKGROUND The number of nongovernmental organizations working on AIDS has grown. There is great diversity in the type of activities and population groups that have been targeted. The purposes of this study are: to describe and analyze the objectives and HIV-AIDS preventive activities that are carried out by the AIDS-NGOs that work with AIDS in Catalonia and that receive subsidies from the Depa...

In this paper, we propose a multi-skill project scheduling problem model for maintenance activities organization. Preventive maintenance activities are usually planned in advance: production is stopped and all maintenance activities should be processed as fast as possible in order to restart production. Moreover, these human resource handled activities require specific skills and are subject to...