PSYCHOLOGY OF EMOTIONS

Detailed explanation-1: -Caffeine is a naturally occurring central nervous system (CNS) stimulant of the methylxanthine class and is the most widely taken psychoactive stimulant globally.

Detailed explanation-2: -Caffeine is the most widely used psychoactive substance in the world. In North America, more than 80 per cent of adults regularly consume caffeine.

Detailed explanation-3: -Caffeine is a stimulant, which means it increases activity in your brain and nervous system. It also increases the circulation of chemicals such as cortisol and adrenaline in the body.

Detailed explanation-4: -Over nine in ten (93%) Americans report consuming caffeine. Three in four (75%) caffeine consumers have caffeine at least once a day, and one in four (25%) consume it three or more times a day.

Detailed explanation-5: -Caffeine gives most people a temporary energy boost and improves mood. Caffeine is in tea, coffee, chocolate, many soft drinks, and pain relievers and other over-the-counter medicines and supplements.