[Association of quality of life perception with sleeping patterns in Chilean older people].

Background: An adequate sleeping pattern recovers physical and mental wellbeing and improves mood.

Aim: To determine the association between quality of life and quantity of sleep in older people living in Santiago and Viña del Mar, Chile.

Material And Methods: The Spanish versions of the Health Promoting Lifestyles survey and the Pittsburgh Sleep Quality Index were answered by 975 non-disabled participants aged 70.

[Impact of an intervention on diet and physical activity on obesity prevalence in schoolchildren].

In Chile childhood obesity is a growing public health problem. Intervention programs within schools have shown variable results, with better impacts when multiple aspects are involved and included the entire educational community. The objective of the study was to evaluate the effect on the nutritional status of children in intervention schools within 2 years of duration (Healthy Living Program).