Additional thoughts:
At age 60, if she is unable to take care of herself, could she be considered disabled ? That’s awfully young to be too old.
You don’t have to provide details. Just consider the fact that if she has a condition that impairs her ability to work and/or take care of herself, she is likely eligible for disability payments from Social Security. Even before retirement age … http://www.ssa.gov/dibplan/index.htm