Capital Gains Tax for retirees and how it affects them when selling their homes after 30 or 40 years, when the property has greatly increased in value.

Capital Gains Tax for retirees and how it affects them when selling their homes after 30 or 40 years, when the property has greatly increased in value.
You may hear stories from friends about how great the property market is and that you simply cannot loose. But are you selling your house at a loss?