What are stimulants defined as?

Stimulants are defined as substances that have the effect of increasing neural activity and speeding up various functions within the body. They often elevate heart rate, increase alertness, and enhance mood, thus promoting heightened levels of energy and focus.

This definition encompasses a range of drugs, including caffeine, amphetamines, and certain prescription medications used to treat conditions like ADHD. The key characteristic of stimulants is their ability to enhance physiological and psychological processes, making this answer the most accurate representation of what stimulants are.

Understanding the effects of stimulants is crucial, especially in the context of law enforcement and public health, as their misuse can have significant repercussions on an individual’s health and behavior.