• Robert Fishman, 73, regularly visits his 97-year-old mom at her assisted living facility. • The boomer said their meetings are tough because she rarely recognises him. • Her dementia has made him think about his own later years.

This story is based on a conversation with retired academic-turned-artist Robert Fishman, 73, of Potomac, Maryland. He reflects on life with his 97-year-old mom. The account has been edited for length and clarity.

My mother was officially diagnosed with dementia two-and-a-half years ago at the age of 95.

It was difficult for both her and me. She'd always been a beautiful, vibrant woman, and we've been very close.

She's had a challenging life, particularly after being widowed when my father died at just 45, and her second husband died of Parkinson's diseas

See Full Page