Posts Tagged ‘Caffeine’

Alertness from daily coffee is shown to be an illusion

Posted: Tuesday, June 8th, 2010

New research published last week in Neuropsychopharmacology shows that frequent coffee or tea drinkers who reach for their morning brew in order to stimulate themselves are merely reversing the fatigue caused by acute caffeine withdrawal. In tests on 379 individuals at the University of Bristol, Peter Rogers found that ‘…we don’t gain an advantage from consuming [...]

“Energy Drinks” Potentially Harmful to Patients With Cardiovascular Disease

Posted: Tuesday, June 9th, 2009

Consumption of energy drinks increases blood pressure and heart rate, and should therefore be avoided by people with hypertension or heart disease, according to results of a small prospective study. These effects are probably seen because the beverages  which are  marketed to enhance cognitive function and stamina, usually contain caffeine, the amino acid taurine and [...]