4 discoveries beyond the brain NIH research explores early signs of brain disorders

https://magazine.medlineplus.gov/article/4-discoveries-beyond-the-brain Neurodegenerative diseases—such as Alzheimer’s disease, Parkinson’s disease (PD), Lewy body dementia (LBD), and amyotrophic lateral sclerosis (also known as ALS or Lou Gehrig’s disease)—affect millions of people around the world. These conditions progressively damage nerve cells in the brain and nervous system. Over time, this can lead to problems with movement, thinking, memory, and more.