To begin, a physical impact of the changing teen brain is that development is not in the adolescent years. The brain is not fully developed until the mid 20’s ( Ted Talk). This shows, that the teen brain is still growing and therefore may make decisions that can impact their health. Next, teens are impacted socially. The teenage brain is developed to help establish independence from caregivers ( Ted Talk). This proves, that teens purposely rebel in order to grow up and be able to transition to adult life. Lastly, teens are our impacted mentally emotionally. Teens brains aren't fully developed until the early 20’s, this is why teens make decisions that they will regret later ( Teens decision making). This important, because it gives an explanation why teens make rushed and impulsive decisions in their lives. Based on the information above it is clear that the teen’s brain is complex and so is its