Medically reviewed by Kelly Wood, MD Key Takeaways Symptoms of a dopamine deficiency are often related to mood and movement. Dopamine deficiency is most often associated with Parkinson’s disease, but ...

Why do memories fade in Alzheimer's disease—and can they be restored? University of California, Irvine researchers have uncovered a key mechanism underlying memory loss, showing for the first time ...

Study: Smartphone-based prediction of dopaminergic deficit in prodromal and manifest Parkinson’s disease. Image Credit: mozakim / Shutterstock.com Parkinson’s disease (PD) is a neurodegenerative ...

Dopamine is a brain chemical famously linked to mood and pleasure − but researchers have found multiple types of dopamine neurons with different functions. By Kimberlee D'Ardenne / The Conversation ...

Is it possible that a single biomarker can detect all types of diseases related to dopamine deficiency in the brain? Yes, that's what a research group is discovering. 'We have observed that an enzyme ...

Add Yahoo as a preferred source to see more of our stories on Google. Dopamine drops naturally as we age. In fact, according to a report in the journal Oxidative Medicine and Cell Longevity, each ...

In March 2023, a young girl came to Boston Children’s Hospital unable to hold up her head — one striking symptom of aromatic L-amino acid decarboxylase (AADC) deficiency. This rare neurological ...

Ever heard of getting a "dopamine hit" from something you enjoy? These exciting moments also appear to influence memory, ...

Irvine, Calif., April 23, 2026 — Why do memories fade in Alzheimer’s disease – and can they be restored? University of California, Irvine researchers have uncovered a key mechanism underlying memory ...