Common cold symptoms tend to affect the upper airways, like the nose, head, and throat. Learn how symptoms progress with a ...

Ringworm is a fungal infection that manifests as a red, itchy, ring-shaped rash on the skin. It can affect various areas, ...

T. canis is one of the most common dog parasites around, with roughly 11% of the world’s canines thought to be carrying these infections. Dogs are its definitive host, meaning that they’re needed for ...

Athlete's foot, or tinea pedis, is a fungal skin infection that may feel painful or burn. Here's how to find relief with OTC ...