Dementia is a symptom. It's like fever, or joint pain, though obviously much more serious.
There are many things that can cause fever or joint pain, and several things that can cause dementia. Alzheimer's is the most common cause, but not the only one.
No_Rec1979 t1_j2701iw wrote
Reply to ELI5: Alzheimer's is dementia, but not all dementia is Alzheimer's. So what is the difference? by degobrah
Dementia is a symptom. It's like fever, or joint pain, though obviously much more serious.
There are many things that can cause fever or joint pain, and several things that can cause dementia. Alzheimer's is the most common cause, but not the only one.