Protection for the income of pensioners is vital to winning votes of the over 40s as they contemplate their finances in old age, according to new research seen by the Express.

A study has revealed that the Triple Lock on pensions, which guarantees protection against rising bills, is widely popular and any decision to do away with it would be disastrous at the ballot box.

The Triple Lock includes a promise that the state pension should rise in line with the highest figure looking at three…