According to the world statistics 69% of the adults consume caffeine every day in the form of energy drink, coffee, soft drinks etc. caffeine is a CNS stimulant. Caffeine antagonizes, or blocks, adenosine receptors. Adenosine is a by-product of cellular activity, and the adenosine receptors play a role in producing feelings of tiredness and the need to sleep. Consequently, the action of Dopamine increases which produces a feeling of satisfaction etc. Caffeine withdrawal produces a unpleasant feelings which differ among individuals. Peer review refers to the work done during the screening of submitted manuscripts and funding applications. This process encourages authors to meet the accepted standards of their discipline and reduces the dissemination of irrelevant findings, unwarranted claims, unacceptable interpretations, and personal views.
Last date updated on September, 2014