Dopamine—a neurotransmitter responsible for influencing motivation, pleasure, mood and learning in the brain—has experienced ...

Researchers found that cutting the vagus nerve in mice reduced dopamine activity and lessened the frequency of reward ...

Methamphetamine doesn't just spike levels of the pleasure-inducing hormone dopamine in the reward pathways of the brain—it also provokes damaging brain inflammation through similar mechanisms.

Maybe you’d like to spend time on hobbies or hang out with friends, but nothing feels as exciting and engaging as it used to –– so you just squander another hour on social media. Your problem may have ...