What are effects of stimulants?

Generally enjoyable effects with great increase in self-image. A rapid onset of high with the following components: - Euphoria, seldom dysphoria - Increased sense of energy - Enhanced mental acuity - Increased sensory awareness (sexual, auditory, tactile, visual) - Decreased appetite (anorexia) - Decreased need of sleep - Postponement of fatigue - Increased anxiety and suspiciousness - Increased self-confidence, egocentricity - Delusions