Heroin is one of the most addictive drugs in the world. It is an opioid that floods the brain with dopamine, a chemical that helps us feel pleasure. This causes a strong feeling of happiness, ...

There’s no way around it — it’s toxic. Cocaine is a powerfully addictive stimulant that can quickly and significantly mess with the heart and the brain. Roughly 25 million people use cocaine worldwide ...

Cocaine, a drug of abuse, activates just a portion - 10 to 20 percent - of the neurons in the brain's nucleus accumbens, a critical region linked to motivation and addiction. Though small in numbers, ...

BIRMINGHAM, Ala. – Cocaine, a drug of abuse, activates just a portion — 10 to 20 percent — of the neurons in the brain’s nucleus accumbens, a critical region linked to motivation and addiction. Though ...

Many details have recently been worked out describing events in any brain exposed to the most common addictive drugs: heroin, morphine, barbiturates, tranquilizers, and alcohol (all depressants that ...

The recreational use of marijuana has become more common in recent years. But some research has found that consuming cannabis could have negative effects on the body, especially the brain. A recent ...

Hormonal changes during perimenopause and menopause can trigger several cognitive symptoms, including brain fog. As the founder and CEO of a successful business and a podcast host, 53-year-old Justine ...

Glucagon-like peptide-1 receptor agonists (GLP-1s) like Ozempic (semaglutide) and Wegovy (semaglutide) have gained popularity for their effectiveness in supporting blood sugar control in those with ...

Cocaine, a drug of abuse, activates just a portion—10% to 20%—of the neurons in the brain's nucleus accumbens, a critical region linked to motivation and addiction. Though small in numbers, this ...