Just about everyone and, inevitably, his brother has had athlete's foot. The various fungi which masquerade under that name annually infect an estimated 40 million people in the U.S., 2,000,000 of them badly enough to send them sprinting to a doctor. But until recently, doctors could recommend little more than the various medications available without prescription on drugstore counters. And those assorted fungistatics (fungus retarders), whether liquid, powder or ointment, often did no better than a so-so job.
Now doctors can offer better advice. Tinactin, the first simple, locally applied fungicide (fungus killer), has already won 60% of the anti-fungal...