13.S: Summary Last updated Save as PDF Page ID 105567 Paris, Ricardo, Raymond, & Johnson College of the Canyons via College of the Canyons In this chapter we looked at: Physical growth and the changes in the body during puberty Weight management, obesity, and eating disorders Risk factors, and consequences of adolescent pregnancy and sexual health Substance and drug abuse Mental health issues for teens In the next chapter we will look at adolescent cognitive development.