Safe bond funds lost money over 5 years, showing cautious investing can be risky for young investors.

Jim Cramer highlights that overly cautious bond investments, like the iShares Core U.S. Aggregate Bond ETF (AGG), have lost about 17% over five years due to rising yields and Federal Reserve tightening. Meanwhile, equities like the S&P 500 ETF gained 70%, illustrating the opportunity cost of playing it too safe with bonds. Cramer argues that young investors with long time horizons risk losing purchasing power by avoiding equities, as bond price declines can erode returns despite monthly income distributions. Investors should align bond exposure with their investment horizon, as a five-year loss impacts retirees differently than younger savers. Future Federal Reserve moves could ease pressure on bonds and validate equity gains for those who stayed invested.