Bruce Willis is battling this terrifying disease and here’s what you need to know to prevent it

Bruce Willis is battling this terrifying disease and here’s what you need to know to prevent it. Medicine gives us more ways to avoid or treat such problems.

When dementia strikes, the onset is usually gradual. Occasionally a person will suffer a rapid deterioration in their cognitive abilities, though typically the early stages are subtle. Often the individual will chalk their forgetfulness to a busy life, or just part of "getting older."  Dr. Paul Saphier is board certified by the American Board of Neurological Surgeons and a fellow of the American Association of Neurological Surgeons who specializes in the treatment of complex brain tumors and intracranial vascular lesions. Follow him on Instagram at @PaulSaphierMD 

The iconic actor’s wife is being vocal about the diagnosis and the paucity of treatment options available.