Britons are being warned to brace for still more financial turbulence as Labour Party chaos, rising inflation and Middle East tensions pile fresh pressure on the economy. Experts warn households could soon be hit by higher petrol, food and mortgage costs, as well as falling share prices, weaker pensions, stubborn inflation and even more tax rises if the situation worsens.

Markets fear that any replacement for PM Keir Starmer would drag the party even further to the left, hiking taxes and spending and triggering a fresh bond market meltdown. Chris Beauchamp, chief market analyst at IG UK, warned: "Markets are already pricing in a new PM who will open the floodgates on spending despite the UK's dangerous fiscal situation."

Chancellor Rachel Reeves pledged financial stability, but Beauchamp warned: "It is unlikely that a new leader from the left of the party would feel bound by such promises." Anna Macdonald, investment strategy director at Hargreaves Lansdown, said: "Elevated oil prices add inflationary pressure to a bond market already frazzled by concerns that a new PM might take a different view on borrowing."

That does not mean people should panic. But it does mean getting finances into shape now, before events spiral further.

Anybody with savings should check where their cash is sitting. Millions of pounds are still languishing in low-paying accounts while inflation erodes spending power. Pensioners especially should shop around for the best easy-access and fixed-rate savings deals while rates remain relatively high.

Borrowers should also prepare for trouble ahead. Higher gilt yields feed directly into mortgage pricing and borrowing costs. For the estimated 1.8 million households due to remortgage this year, renewed volatility risks keeping mortgage rates higher for longer. Anybody due to remortgage may want to speak to a broker sooner rather than later in case lenders push rates higher again.

Rising energy prices are another threat. Pensioners worried about bills next winter should build up an emergency cash buffer where possible and check whether they qualify for support schemes or council tax discounts.

Investors should avoid making rash decisions. Market falls can be frightening, but selling after prices drop often locks in losses. Anybody with pensions invested in stock markets should review risk levels instead of reacting emotionally. Matthew Ryan, head of market strategy at Ebury, said the pound has also come under renewed pressure, with "further losses likely should the unfolding saga tip Britain into yet another prolonged bout of political instability".

A weaker pound could push up the price of imports such as food and cars, while making foreign holidays more expensive too. Maike Currie, VP personal finance at PensionBee, said former Tory PM Liz Truss's disastrous mini-Budget in September 2022 showed how swiftly gilt market turmoil can spill into retirement savings and pension stability.

"Bond markets might seem distant from everyday life, but their impact is immediate and far-reaching," she said.

Currie added that one silver lining is that higher gilt yields improve annuity rates, allowing those converting pension savings into guaranteed income to secure stronger retirement incomes than just a few years ago. That is a rare positive. A fresh financial crisis triggered by Labour is the last thing households need right now. And there is only so much they can do to prepare for it.