[Low agreement between the fitnessgram criterion references for adolescents].

Objective:: To analyze the association and agreement of reference criteria (RC) for cardiorespiratory fitness, body mass index (BMI) and strength in youth.

Methods:: The study included 781 youth, 386 females, aged 10 to 18 years of Londrina-PR. It were performed cardiorespiratory fitness and muscular strength tests and was calculated body mass index.

[Reasons and prevalence of body image dissatisfaction in adolescents].

Objective: To investigate the prevalence of body image (BI) dissatisfaction in adolescents. The study enrolled 641 adolescents aged 11 to 17 from the town of Saudades, Santa Catarina, Brazil. The prevalence of BI dissatisfaction was 60.

[Metabolic syndrome prevalence in males].

Objective: Determining metabolic syndrome (MS) prevalence amongst employees from a steel company in Distrito Federal according to age and ethnic-racial classification, comparing biochemical, anthropometric and hemodynamic indicators according to MS presence or absence.

Methods: A total of 125 men (aged 20-69) participated in the study. Data was collected regarding age, ethnic origin, body weight, height, body mass index (BMI), waist circumference, glucose, triglycerides, total cholesterol, high-density lipoprotein (HDL-c), systolic (SBP) and diastolic blood pressure (DBP).

[Influence of body composition and age on bone density in relation to levels of physical activity].

Objectives: Verify the physical activity level (PAL), to what extent each body composition component and age influence bone density (BD).

Methods: Samples of 22 men and 42 women (21-51 years) classified with recommended and not recommended PAL for health. The femur's BD measured using DXA.