Nail fungus can develop due to several factors, including poor nail hygiene, frequent exposure to moisture, walking barefoot, working in fields, or contact with cow manure. These conditions may result in symptoms like brittle or discolored nails, including blackened appearances. To address this issue effectively, practicing good hygiene and adopting preventive measures is crucial. For a comprehensive solution, consult IAFA Ayurveda®. Know more: https://www.iafaforallergy.com/blog/nail-fungus-from-cow-manure-allergy/