It's not just a cup of coffee that can give you a buzz. In fact, you might not even realize that many of these everyday ...

As Diet Coke becomes a cultural trend dubbed the 'fridge cigarette', experts weigh in on the dopamine rush, health risks of ...

The link between caffeine and anxiety is often controversial. Indeed, caffeine has the property of instantly elevating your mood by rushing dopamine in the body and making you feel happy. This ...

There's also evidence that caffeine's effects on adenosine and dopamine receptors may have long term benefits like reducing the risk of Parkinson's, Alzheimer's, and some types of cancer.

Learn how caffeine affects Parkinson's disease prevention and treatment. New research uncovers both protective benefits and treatment limitations.

Caffeine decreases our awareness of sleepiness and unlocks vigilance, curiosity, and euphoria. Existentially, caffeine represents our desire to transcend death and the awareness of being limited.

Researchers have discovered distinct roles for two dopamine receptors located on nerve cells within the portion of the brain that controls approach vs. avoidance behavior.

Patients with high caffeine consumption had an 8% to 15% greater decrease in the ability of dopamine to bind with receptors in the brain, compared to those who took in less caffeine, results show.

Opiates, cocaine, and alcohol are all drugs that can increase dopamine levels in our brains and bring about pleasure-seeking cravings similar to those associated with caffeine.

The binding of adenosine to receptors can promote feelings of sleepiness by slowing down the release of neurotransmitters that play crucial roles in boosting wakefulness, like dopamine and ...

Since caffeine is a stimulant that can enhance dopamine in the brain, taking it can nudge someone with ADHD out of that deficit and into a more optimal level of functioning, she says.