The drugs are normally prescribed to treat attention deficit hyperactivity disorder (ADHD), but healthy students use them to get a leg up in school, by improving focus, concentration and memory.
Adrenaline, or epinephrine, is a hormone that dilates an individual's air passages and increases his heart rate when he is faced with a stressful situation. The hormone is secreted from the adrenal glands to help ensure survival under dangerous situations.
1 Causes of Stress in Adrenaline Junkies An adrenaline junkie is a person addicted to the thrill brought on by an adrenaline rush. 2  This is the pleasurable effect produced when the adrenal glands dump a large dose ofâ¦. 3  Dangers of Depressants and Tranquilizers For Teenagers The abuse of drugs has become widespread.