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Adolescence is a period time between a child and an adult changes occur physically psychologically and socially During this period use of drugs and alcohol injury acquiring mental illnesses and addiction are all part of adolescence This is all explained by growth still occurring in the prefrontal cortex and it does not fully develop until the ages of 20-25 The use of drugs and alcohol mimic neurotransmitters which causes the brain to stop manufacturing natural transmitters Sleep deprivation affects the brain in many ways including concentration difficulties poor decision making and shortened attention span The teenage brain is at risk because it is not fully developed the use of drugs and alcohol and sleep deprivationThroughout the teenage years the brain will develop generally from back to front the prefrontal cortex which is at the front of the brain developing last controls reasoning and impulses while the first parts of the brain to develop control physical coordination emotion and motivation Science has shown in the past that the majority of brain growth and development finished by the age of 5 however new studies have shown that there is significant activity in the adolescent brain The frontal cortex of the brain is the areas that controls reasoning and helps teenagers think before they act it develops later and this part of the brain is still changing and developing well into adulthood Imaging teenagers has shown that most mental energy that teenagers use for making decisions is located at the back of the brain whereas adults process in the frontal lobe The remote control area in the brain is called the frontal cortex which weighs outcomes forms judgements controls impulses and emotions and also helps understand one another Teenagers often behave on impulse and irrational or dangerous ways It may seem like teenagers do not fully consider the consequences and outcomes of their actions Studies have shown that brains continue to mature and develop through childhood and adolescence
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