Page Six confirmed the former “Tonight Show” host had filed for a conservatorship over his wife following her diagnosis.

Jay Leno detailed how his life has changed since becoming the full-time caretaker for his wife Mavis Leno, after her advanced dementia diagnosis.

Jay Leno made a vow nearly 45 years ago to stand by his wife Mavis in sickness and in health, and he's sticking to it.The ...