• This photo provided by NerdWallet shows Liz Weston. Weston is a columnist for personal finance website NerdWallet.com. Financial planners often suggest saving as if you’ll live to see your 100th birthday. But that means you’ll need a nest egg about 40 percent larger than what you’d need for a normal life expectancy. Don’t get overwhelmed and give up. Just get savvy about your individual situation. (Dylan Entelis/NerdWallet via AP)

    Should You Save Enough to Live to 100?

    First, you were supposed to die at 85. Then 90. Now 95 and even 100 are common defaults when financial planners tell people how much to save for retirement.