The average age for cataract surgery is approximately 73 to 75 years old. But cataracts can occur in the 30s, 40s, and 50s. Of course the older the patient gets the more common the cataracts.
Two neurotransmitters seem to play a role in Alzheimer's Disease: acetylcholine and glutamate. Acetylcholine (ACh) activates muscles and helps with arousal, short-term memory, and learning. Individuals with AD have low levels of ACh.
Tau protein, not plaque, may cause Alzheimerâs, study says. âFor a very long time, we believed, for almost 100 years, that [amyloid-beta] plaques are the main culprit in Alzheimerâs disease,â the study's senior investigator, Charbel E-H Moussa, MB, assistant professor of neuroscience at Georgetown University Medical Center, told FoxNews.com.