After writing so much about healthcare lately, I wanted to give you a recommendation of a favorite medical stock. But I can’t today, and the reason is simple. The group’s performance stinks. Technology stocks are looking good today. Commodity stocks are strong. And Chinese stocks are on fire. But medical stocks are languishing. Does this poor performance in the midst of a broad bull market reflect fears investors have about the future profitability of the medical industry? I’d have to say it does. Investors fear uncertainty, and there are huge uncertainties today about the future of the medical industry,...