medical Definition of caffeinism
- In general, more than 1.5 grams of caffeine a day can cause the typical symptoms of caffeinism: anxiety, insomnia, irritability and palpitations.
- —Richard A. Friedman, The New York Times, 6 Apr. 2004
- I ran in to find her pale, in a cold sweat, with her heart racing. She had had four cups of coffee in two hours and was suffering from caffeinism.
- —People Weekly, 10 Sept. 1984