Toenail fungus infection is a type of infection that develops underneath the toenail, right on top of the skin. It can strike at anyone regardless of age but is more prevalent among older men. Several types of toenail fungus are caused by various microorganisms such as yeast or mold. The most common cause of this, however, is the group of fungi known as dermatophytes.
People with diabetes, weakened immune systems, blood circulation problems, and nail injury are more prone to the infection. Those who frequently walk barefoot in damp public areas like swimming pools, changing rooms, and gyms and those who share their personal items like nail clippers and towels with others.