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It's important to understand why teens use or misuse drugs, so the right resources and education can help them, Dr. Nora Volkow, director of the National Institute on Drug Abuse, wrote in an email.
Stimulant psychosis is a mental disorder characterized by psychotic symptoms such as hallucinations, paranoid ideation, delusions, disorganized thinking, and grossly disorganized behaviour. It typically occurs following an overdose or several day binge on psychostimulants , [ 1 ] although it can occur in the course of stimulant therapy ...
Such visits for anxiety disorders tripled, from 1.4% during the earliest time period studied, to 4.2% during the last time period. This finding echoes multiple other studies showing dramatic ...
Stimulants (also known as central nervous system stimulants, or psychostimulants, or colloquially as uppers) are a class of drugs that increase alertness. They are used for various purposes, such as enhancing attention, motivation, cognition, mood, and physical performance. Some stimulants occur naturally, while others are exclusively synthetic.
Stimulants increase activity, or arousal, of the central nervous system. They can enhance alertness, attention, cognition, mood and physical performance. Some stimulants are used medicinally to treat individuals with ADHD and narcolepsy. Examples: amphetamines, caffeine, cocaine, nicotine
Conversely, people with addiction to stimulants often have increased blood pressure, heart rate, body temperature, decreased sleep and appetite. [43] Stimulants may cause anxiety and paranoia as well. [44] Addiction of benzodiazepines is diagnosed based on the withdrawal syndrome occurred after termination of regular use. [45]
Use of stimulants may cause the body to significantly reduce its production of endogenous compounds that fulfill similar functions. Once the effect of the ingested stimulant has worn off the user may feel depressed, lethargic, confused, and dysphoric. This is colloquially termed a "crash" and may promote reuse of the stimulant.
Anxiety is a naturally-occurring emotion and response. When anxiety levels exceed the tolerability of a person, anxiety disorders may occur. People with anxiety disorders can exhibit fear responses, such as defensive behaviors, high levels of alertness, and negative emotions.