This week in the world of retirement-related news: support for the proposed Retirement Enhancement and Savings Act of 2018, survey shows that many Americans still don't have much saved for their retirement, and the unpredictability of actual retirement dates.

Industry group applauds retirement-savings legislation. The Insured Retirement Institute is praising the proposed Retirement Enhancement and Savings Act of 2018, saying it would help people saving for retirement make more informed choices about their personal finances. The legislation also would smooth the path for employers to offer annuities within their 401(k) plans.

SmartBrief/Investopedia

Survey: 52% expect to retire when they want, have enough money to last. A survey from J.P. Morgan Asset Management found that 52% of Americans expect to be able to retire at their ideal retirement age and have enough savings to last the duration. That's up from only about 30% in 2012.

SmartBrief/PlanAdviser Online

Report: 42% of Americans have less than $10K in retirement savings. Although GOBankingRates' 2018 Retirement Savings survey showed the percentage of Americans with nothing saved for retirement fell from the previous year, it still pointed to undersaving. Forty-two percent of those surveyed said they had less than $10,000 saved for retirement.

SmartBrief/GOBankingRates

Report: Retirements key to projected PCP shortage in Wisconsin. A report from the Wisconsin Council on Medical Education and Workforce found the state can expect a shortfall of 745 primary care physicians by 2035. Executive Director George Quinn said although the state is increasing the number of primary care physicians through education and training, that number will be offset by retirements.

SmartBrief/Wisconsin Public Radio

Retirement may come sooner than people expect. People may assume they will work later into their lives than they actually will, and this disparity can affect their retirement outcomes. This unpredictability of actual retirement dates suggests that people may need to increase their savings rates.

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How retirement investors can use real estate to boost portfolios. Some experts say that real estate -- whether in REITs, rental units or participating in a crowdfunding deal -- can give a generous boost to a retirement portfolio. "Real estate can be a great asset class and diversification tool," says Lenox Advisors' Jeffrey Feinstein.

SmartBrief/CNBC

Funding caregiving without spending retirement savings. Forty-four percent of those who care for an elderly loved one spend more than $5,000 per year to do so, according to a survey by Caring.com. Rachel Hartman discusses six steps caregivers should take before tapping into their retirement savings to cover costs.

SmartBrief/U.S. News & World Report

How to enhance your retirement strategy. The 4% withdrawal rule might be outdated because it doesn't account for factors such as rising medical costs and longer life spans. Here are other strategies to consider while preparing for retirement.

SmartBrief/Forbes