Neurodegenerative disorders are a group of diseases that primarily affect the neurons in the brain, leading to progressive degeneration and loss of function. These disorders can have a variety of causes, including genetic mutations, environmental factors, and aging. Some common neurodegenerative disorders include Alzheimer's disease, Parkinson's disease, Huntington's disease, and amyotrophic lateral sclerosis (ALS). These diseases can have a significant impact on a person's quality of life, as they can cause memory loss, movement disorders, cognitive decline, and in some cases, paralysis. Research in the field of neurodegenerative disorders focuses on understanding the underlying mechanisms of these diseases, developing new diagnostic tools and treatments, and ultimately finding a cure. This research often involves studying the biology of neurons, investigating potential genetic and environmental risk factors, and testing new therapies in animal models and clinical trials. Despite the challenges of treating neurodegenerative disorders, researchers are making progress in understanding these complex diseases and developing new approaches to improve patient outcomes.