# What is Alzheimer's disease?

- Institution: TED
- Department: TED-Ed
- Speaker: Ivan Seah Yu Jun
- Year: 2014
- Level: For everyone
- Language: English
- Subjects: Medicine and health, Psychology and the brain, Teaching and learning
- Source: [TED](https://www.ted.com/talks/ivan_seah_yu_jun_what_is_alzheimer_s_disease)
- Licence: [CC BY-NC-ND 4.0](https://creativecommons.org/licenses/by-nc-nd/4.0/) (Non-commercial use only, and no changed versions.)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

Alzheimer's disease is the most common cause of dementia, affecting over 40 million people worldwide. And though it was discovered over a century ago, scientists are still grappling for a cure. Ivan Seah Yu Jun describes how Alzheimer's affects the brain, shedding light on the different stages of this complicated, destructive disease. \[Directed by STK Films, narrated by Addison Anderson\].

## Lectures

1. [What is Alzheimer's disease?](https://invisiblenetwork.ai/learn/ted/ivan_seah_yu_jun_what_is_alzheimer_s_disease/2da421858d03), 4 min (TED's player)