end (one's) days
To spend one's final days (in a particular way or place). I've already told my kids that I don’t want to end my days in a nursing home.
end (one's) life
1. To commit suicide. If you've had thoughts about ending your life, please seek help by calling a crisis hotline.
2. To spend one's final days (in a particular way or place). I've already told my kids that I don't want to end my life in a nursing home.