Consumption of psychoactive substances has been important in the lives of indigenous American people for several millennia. While numerous studies have reported the occurrence of smoking pipes at archaeological sites, ...

This paper discusses three dilemmas faced by researchers interested in family influences in substance use: the transitional nature of adolescent smoking, the complexity and multi-dimensionality of family forms and influences, ...

Objective To assess the national level of compliance with the Chilean comprehensive smoke-free legislation by observing healthcare facilities, education centres, government offices, hospitality venues and private workplaces, ...

Background: Second-hand smoke exposure is prevalent amongst adolescents, despite of being a preventable risk factor associated with unfavourable outcomes. The distribution of this risk factor varies by underlying determinants ...

Coronary heart disease (CHD) is the most common cause of death in many developed countries. The major risk factors for CHD are smoking, high blood pressure, diabetes, high cholesterol levels, and lack of physical activity. ...

Drastic cultural changes occurred during the Early Ceramic Period (200 BC–1300 AD) in Chile. The social systems became more complex, manifested by the appearance of a large variety of cultural expressions in archaeological ...