PCA is a rare dementia affecting visual processing, first described by Benson in 1988. Usually starts in mid-fifties or early sixties, unlike typical Alzheimer's. Can be caused by Lewy body disease and Creutzfeldt-Jakob disease
Cerebral atrophy is a decline in brain cell size and neuron connections. Generalized affects entire brain, focal affects specific locations. Brain shrinkage begins after age 35 at 0.2% per year. By age 90, brain loses 15% of initial peak weight
MCT oil is derived from coconut or palm kernel oil and contains medium-chain triglycerides. FDA does not regulate supplements like prescription drugs. No standardized dosage guidelines exist due to lack of human trials
MIND diet combines Mediterranean and DASH diets for cognitive health. Created by Rush University in 2015 by Martha Clare Morris. Focuses on reducing age-related cognitive decline and dementia
Alzheimer's disease develops slowly and gradually worsens over years. Disease affects memory, thinking, judgment, language and movement. Average life expectancy after diagnosis is 3-11 years
Dementia is a progressive loss of cognitive functioning affecting daily life. About one-third of people over 85 may have some form of dementia. Many people live into their 90s without dementia symptoms