Dementia: Five foods promote brain health. In Germany, around 1.6 million people suffer from dementia - and the trend is rising.

Typical symptoms of dementia include forgetfulness, confusion, disorientation or depression. Dementia can occur 15 years before its onset due to a sleep disorder. Daytime sleepiness can also be an early warning signal for Alzheimer's. With a simple test you can also find out how high the risk of your own dementia or that of your relatives.