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.
Assessing Alzheimerâs Medications. US Pharm. 2016;41(10):41-44. Alzheimerâs disease (AD) is a degenerative brain disease and the main cause of dementia. Dementia is a neurodegenerative disease characterized by the gradual loss of memory, speech, judgment, reasoning, and other mental abilities. Dementia also affects a personâs ability to perform everyday activities.1.