The Sandwich Generation – Balancing taking care of elderly parents and children, Estate planning, Health Proxy

Should you take elderly parents in your home or place them in a nursing home?
Are you obligated to take care of your parents at the expense of your children?
Do you have to take off from work to tend a parent’s need?
When you’re taking care of a parent, are you exempt from all Mitzvos?
Is there a Chiyuv Kibbud Av to a comatose parent?