Nail fungus causes various changes to the infected nails including thickening, white spots and color changes. It is easy to get a fungus in toenails, especially if there is a fungal infection on the foot. And it is easy to catch a fungal infection in warm, moist places such as a pool deck or locker room where fungus likes to live. Having wet nails for a long time such as in sweaty boots or shoes or due to a job or hobby may also predispose to a fungal nail infection. Most people will see some nail discoloration. The nail may have white spots or turn yellow, green or brown. As the infection worsens, the infected naisl will thicken, lift off the nail bed or crumble.
Nail fungus causes changes to the infected nails. You may see white spots or a change in the nail’s color. Other signs include debris under the nail and thickening nails.
It’s easy to get a fungal nail infection. If you have a fungal infection on your foot, the fungus can spread to one or more of your nails. This is quite common.
You can also catch a fungal nail infection in a warm, moist place like a pool deck or locker room. If someone else has a fungal infection and walked barefoot there, all you have to do is walk barefoot in the same area.
Having wet nails for a long time can also lead to nail fungus. Some people develop it when they wear the same pair of sweaty shoes or boots every day. Fingernails that are wet for hours at a time due to a job or hobby are also susceptible.
What you see on infected nails will vary with the type of fungus causing the infection.
Most people see some nail discoloration. The nail may have a white spot. Some nails turn yellow, brown, or green. As the infection worsens, infected nails can thicken, lift up from the finger or toe, or crumble. Some nails become thinner.