They always go out shopping together because they are both scared that one day the other will not return home.

They decided that life in a care home was not an option because of their fear they would end up bedridden without the strength to insist on euthanasia.

They are also afraid that a good retirement home would cost more than their combined pensions and that they would have to dig into their savings to afford it.

They planned to commit suicide on February 3 next year, their 64th wedding anniversary, by placing plastic bags over their heads after taking an overdose of sleeping pills.