With a triple-digit price-to-earnings ratio, investors should recognize the reduced margin of safety from such a valuation.

While the use of AI in health insurance isn't new, Medicare has been slow to adopt the private-sector tools. Medicare has historically used prior authorization in a limited way, with contractors who ...

U.S. companies expect to spend hundreds of billions of dollars on AI over the next few years, but some investors are worried those plans—and the stock market rally they've fueled—depend too much on ...