More than two-fifths of 16 to 24-year-olds and just under two-fifths of 25 to 34-year-olds are likely to make changes to relieve their current financial situation, the research from Aviva found.
More than 2,000 people were surveyed between late September and early October.
Alistair McQueen, head of savings and retirement at Aviva, said: “When times are hard, we understandably try to find ways to cut costs, so considering your savings is an obvious thing to do. But it’s important to weigh up the pros and cons when it comes to your pension.
“Pensions carry unique financial benefits that cannot be replicated elsewhere.
“For example, if you are in a workplace pension, it is very probable that your employer will be contributing too. If you stop saving, your employer will probably stop with you, and this boost will be lost.
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