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In this Nov. 14, 2011 photo, Hockey Hall of Fame inductee Mark Howe, left, poses with his father Gordie Howe beside the Stanley Cup after receiving his ring at the Hall in Toronto. At 83, Mr. Hockey is still in demand and on the move. Gordie Howe is about to embark on another series of fundraisers for research into dementia. It's a personal cause. The disease killed his wife Colleen in 2009 and is beginning to affect him. (AP Photo/The Canadian Press, Frank Gunn)

In this Nov. 14, 2011 photo, Hockey Hall of Fame inductee Mark Howe, left, poses with his father Gordie Howe beside the Stanley Cup after receiving his ring at the Hall in Toronto. At 83, Mr. Hockey is still in demand and on the move. Gordie Howe is about to embark on another series of fundraisers for research into dementia. It's a personal cause. The disease killed his wife Colleen in 2009 and is beginning to affect him. (AP Photo/The Canadian Press, Frank Gunn)

The life and times of Gordie Howe

At 83, Mr. Hockey is still active but is beginning to battle symptoms of dementia