Learning about the brain is key to helping us understand more about dementia. The brain is the most complex organ in our body. It controls everything we do, from simple things such as breathing, to complex things such as coordinating our movements. 'How the brain works' is the first in our updated series of films looking at how dementia affects the brain. Watch the whole series on YouTube now: http://ow.ly/4Ilm308pOpK | Alzheimer's Society