Yellow toenail could be a sign of fungal infection of the nails. Other symptoms include thick and flaky nails, splitting of nails and pit marks on the nails. The best defense against a toenail fungus and yellow nails starts with well-fitting shoes. If a diagnosis of fungal infection is made treatment options include topical antifungal liquid and creams and oral medication. Good foot hygiene, including wearing clean socks, rotating shoes and thoroughly drying feet between the toes to prevent further spreading of infection.
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