Men seem to be more susceptible to athlete's foot than women, as are older adults, people who have had previous fungal infections or those with compromised immune systems. The most important way to handle athlete's foot is to prevent the condition from occurring in the first place. When taking a shower, wear flip-flops or shower shoes. AdvertisementAdvertisementIf you already have athlete's foot, you can treat it by using many over-the-counter fungal creams. T. mentagrophytes and T. rubrum are just two of the many creatures that hide on the shower floor.