Tag Archives: effects of stimulants on the body

What Are Stimulants and Uppers? Stimulants, sometimes informally called uppers, are substances that increase activity in parts of the central nervous system. Depending on the drug, dose and individual, stimulants can increase alertness, attention, wakefulness, heart rate and blood pressure. The term covers a surprisingly broad range of substances. Caffeine is a stimulant. Several FDA-approved […]