Despite being a physician and a bioethicist, Tia Powell wasn't prepared to address the challenges she faced when her grandmother, and then her mother, were diagnosed with dementia--not to mention confronting the hard truth that her own odds aren't great.

Sundowning is a common behavior in people with dementia, including those with Alzheimer's disease. If your loved one with dementia has sundowning syndrome, there are things you can do to help.

For the first time in 18 years, U.S. health regulators approved a new drug in June to treat Alzheimer’s — in spite of concerns over whether or not the therapy is effective.