Money Saving Expert founder Martin Lewis has warned people who have £10,000 in savings that they could face losing money to tax thanks to the bumper interest rates currently on the market.

Martin revealed that the situation around tax on savings ‘really has changed very much’ in the last few years as savings account interest rates have soared from a miserable 1 percent to a much more healthy 5 percent.

But because the interest rate is so much better, more people who have savings are…