There is not one but numerous fungal strains that can trigger fungal infections. Whenever there is an entry point, such as a crack or wound, fungal strains make their way inside and start spreading. It can affect anyone, but adults with weak immunity, diabetes, vascular issues, and fungal skin or hair infections are more likely to get them. Sometimes a bacterial infection starts at the same time, making the nails harder to heal. Fortunately, an early care and hygiene plan can save you from this trouble, and Kerassentials is one such product that could help.