That's what's suggested by a new study of how caffeine interacts with the production of the feel-good chemical dopamine. Previous work has established that caffeine interferes with some of the ...

Caffeine, on the other hand, affects the brain differently by blocking adenosine receptors, specifically A2A receptors, which play a role in moderating dopamine activity. By antagonizing A2A ...

By blocking these receptors, caffeine may promote the release of dopamine, a neurotransmitter critical to movement control. This release of dopamine can help counteract the neurodegenerative ...

Some not-so-healthy habits increase dopamine like drinking caffeine, eating sugar or taking certain recreational drugs. You ...

It can also increase dopamine signaling in the brain. Like many psychostimulants, including amphetamine or prescription drugs, caffeine can also increase heart rate. This could be positive for ...

avoiding caffeine in the evening, and using your bed only for sleeping. Lack of sleep can reduce dopamine sensitivity in the brain, resulting in excessive feelings of sleepiness. Getting a good ...

“Caffeine blocks adenosine receptors which promote sleep, which then increases production of dopamine, noradrenaline and glutamate - these are all neurotransmitters that play a role in cognitive ...

Stimulant medications are considered the first-line treatment for ADHD for some very good reasons. Here are 6 things to know ...

An curved arrow pointing right. Caffeine is the most commonly used psychoactive drug in the world. It's known for that pick-me-up it gives. However, it has several other effects on the human body.