The aim of this study was to provide data regarding habits, behavior, problems and needs regarding health in adolescent children from a military community at Al Hada and Taif, Saudi Arabia which could guide school health programmes. We carried out a cross-sectional study on 284 preparatory and secondary school students. Prevalence of smoking was 21.3% among males and 4.9% among females. The rate of overweight was 20.8%. Driving without a license was reported by 68.8% of students, and 82.3%said they didn’t fasten seat belts. However, we recorded a high rate of physical activity, 75.0% overall.