Five Stages of Puberty
Puberty--the biological transition to adult reproductive appearance and function--takes place through a defined process of steps. Doctors measure the stage of puberty using a standard called the Tanner stages.
Read more →Teen Development: Puberty Stages, Growth & Muscle Gain
Puberty involves five distinct stages that impact both physical growth and psychological wellness. Proper nutrition is essential for supporting growth spurts and helping teenage boys safely gain muscle.