For a number of years recently, the odds have favoured the risk-takers. The game has changed recently, and I think caution is probably a better strategy for most people.
But do you need, at the moment, to reduce your mortgage repayments? If you maintain the same level of repayment, you will be increasing the equity in your home at a good rate. Depending on how flexible your lender is willing to be, you could keep up repayments at a high level in the short term, and adjust downwards if your income falls.