Cracked skin from athlete’s foot

Fungal inflammation disrupts the surface barrier. Between the toes, retained sweat can make skin pale and soft before it splits. Across the heel or sole, a dry scaly pattern can become less flexible and open under pressure. A fissure may sting during walking and can deepen when footwear repeatedly rubs it.

Cracking also occurs with eczema, psoriasis, callus, very dry skin, and mechanical stress. A clinician considers the crack’s position together with scaling, border shape, nail changes, and whether one or both feet are involved.

Clean the crack gently and pat it fully dry. Reduce pressure with comfortable shoes, fresh socks, and a clean non-stick dressing where rubbing occurs. Do not cut callused skin or seal a moist toe web beneath an airtight covering. Wash hands after touching the area.

Treat suspected athlete’s foot with an appropriate antifungal used according to its directions. A pharmacist or clinician can advise if a formulation stings the fissure or the location is hard to treat. Moisturiser may help dry, thick skin around a sole or heel crack, but avoid placing heavy moisturiser between damp toes because it can hold moisture there.

Promptly seek care when redness spreads beyond the fissure, the foot becomes hot or swollen, pain escalates, pus appears, or fever or red streaking develops. Deep gaping cracks, persistent bleeding, dark tissue, or difficulty bearing weight also merit assessment.

Contact a clinician early if you have diabetes, reduced circulation, impaired sensation, or immune suppression. Arrange a review if careful antifungal use does not improve the surrounding rash, because testing may reveal another skin disorder or guide a different treatment.

Ask whether the fissure looks fungal, whether it needs wound care, and which treatment can be used safely nearby. Explain what makes it open or bleed, whether sensation has changed, and whether similar scaling affects the other foot or the nails.