Whether you’re watching a horror movie or in a haunted house for Halloween, the adrenaline rush from fear is hard to match.

Our most popular blog post last year was all about dopamine, the sexiest of the brain’s chemical signals involved in ADHD. Dopamine is sexy, and has even become a bit of an internet meme, because of ...

Our most popular blog post last year was all about dopamine–the sexiest of the brain’s chemical signals involved in ADHD. Dopamine is sexy, and has even become a bit of an internet meme, because of ...

Catecholamines, like adrenaline and dopamine, are chemical messengers released in response to emotional or physical stress. Catecholamines prepare the body to take action. High or low levels can cause ...

“Dopamine is a brain chemical that fuels motivation, focus, and the feeling of reward,” explains psychiatrist Dr. Jessica Reddy, MD. It’s also often associated with pleasure, but it’s more about ...

American businesses have long been using basic psychological frameworks such as dopamine’s role in the brain’s reward system formation of habits to design and market products. Now, innovations in ...

Zombies, chain saw-wielding psychopaths and maniacal clowns popping out around dark corners in a creepy haunted house can leave some quivering in fright. But for thrill-seekers, being scared is one of ...

By Dennis Thompson HealthDay ReporterTUESDAY, Oct. 28, 2025 (HealthDay News) — Ketamine might not be effective in treating ...

Looking for a cheap way to boost mood and memory? Amino acids play a vital role in regulating the immune system, supporting digestion and facilitating muscle building. One naturally occurring ...

Kissing ignites a powerful biological response, releasing hormones like oxytocin and dopamine that foster connection and ...