Indexitis: The nagging fear that too much of your net worth is invested in the S&P 500, and too much of that is invested in five exuberantly priced #stocks. The affliction is becoming more common. The popular index has 28% of its value in Nvidia, Microsoft, Apple, Amazon and Meta Platforms (i.e., Facebook). This is twice the top-five concentration level the index has had historically. Tap the link in our bio for five cures for indexitis, ranging from a modest tweak to your choice of #stock index fund to a dramatic move into one very interesting bond. (Illustration: Samantha Lee for Forbes; Image: Edin via Getty Images)