Jay Leno filed for conservatorship of his wife of more than four decades, Mavis Leno, in January after she was diagnosed with "advanced dementia" Stephanie Wenger is a TV Writer/Reporter at PEOPLE.

After Jay Leno filed for conservatorship of his wife Mavis following her diagnosis diagnosis, a legal expert tells PEOPLE about the repercussions the situation could have if his request is not ...

For Jay Leno, laughter has been the best medicine in coping with wife Mavis’ ongoing battle with dementia. “I still make her laugh every day, and that’s always fun,” Leno, 74, told The Post.

Greg DeGuire/Getty Images Leno and his wife, Mavis, happened across the property during a drive down Newport’s iconic Ocean Avenue many years ago. Michael Ocean for Sotheby’s/Gustave White ...

Jay was recently granted conservatorship of the joint estate he shares with his wife, Mavis. Jay Leno and his wife, Mavis, chat with ET's Kevin Frazier at the Los Angeles premiere of 'Unfrosted ...