McGovern is a 73 years old singer
He recently shared a video on Facebook
He shared this post to help detect a rare from of Alzheimer's
He said via video that l've been diagnosed with Alzheimer's symptoms
He was diagnosed with posterior cortical atrophy
They've said l can't travel anymore
McGovern said his diagnosis presents a challenge
And she say it can't stop me from living life
She said if my mother was alive she could have saved me
McGovern was musician and her passion was from childhood
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