WENN.com
In an interview with AARP, the 65-year-old actor was asked about his relationship with his wife Catherine Zeta-Jones, 40.
"God bless her that she likes older guys!" he joked.
Douglas added: "Some wonderful enhancements have happened in the last few years - Viagra, Cialis - that can make us all feel younger."
Douglas and Zeta-Jones married in 2000 and have two children together.
> Catherine Zeta-Jones: 'I love older men'
