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People who try cocaine often get hooked to the short-term cocaine effects, namely feeling as though they have increased energy. The quick high keeps users feeling energetic and able to endure longer in physical activities. New cocaine users often try cocaine to increase productivity at work and in other areas of their lives so that they can work longer and harder. While these results may seem promising in the beginning, increased tolerance and dangerous life choices often follow repeated cocaine cocaine effect, appetite suppression, is very popular for people looking to lose weight or maintain a low weight. Fashion models have been known to use cocaine in order to stay thin. Cocaine users often go days without eating and if this behavior is continued it can lead to addiction. Increased heart rate, blood pressure, constricted blood vessels, dilated pupils, and increased temperature are all short-term physiological cocaine effects. When taken in large quantities, cocaine will intensify the user’s high and may cause violent and erratic behavior on the part of the user.