The prevalence of physical activity and its associated effects among students in the São Paulo public school network, Brazil.

The current study evaluated physical activity (PA) level and its associated effects among students in the public network of São Paulo, Brazil. A cross-sectional study was taken using a representative sample of students in São Paulo public school system. International Physical Activity Questionnaire determined PA level.

Health-related factors correlate with behavior trends in physical activity level in old age: longitudinal results from a population in São Paulo, Brazil.

Background: Physical inactivity in leisure time is common among elderly in Brazil and this finding is particularly alarming considering that this population is greatly affected by chronic diseases. The identification of health factors that influence physical activity level (PAL) will help in the development of strategies for increasing PAL older adults. The current research aimed to identify variables that independently affect behavior trends in PAL over the course of two years among elderly.

Food intake and meal patterns of adolescents, São Paulo, Brazil.

Objective: To assess food intake and meal patterns in adolescents, a cross-sectional study was conducted with 228 adolescents from a public school, SP, Brazil.

Methods: Total energy, macronutrients, calcium, iron, and vitamin A intakes were evaluated. The food pattern was compared with the eating patterns established by the Food Pyramid for adolescents.

Association between lean mass and handgrip strength with bone mineral density in physically active postmenopausal women.

The present study evaluated 117 physically active postmenopausal women (67.8+/-7.0yr) who performed neuromotor physical tests (strength, balance, and mobility).