Trim your nails and regularly keep the areas under them clean. (Gently trim the sides of your nails with nail clippers or a nail file. When cutting, cut them into a square shape and then round them slightly.)
Provides moisture (apply to nails when applying moisturizer to hands)
Use rubber gloves. (Always wear rubber gloves to protect your hands when doing housework such as washing dishes, hand laundry, or cleaning, or when handling chemical products.)
Choose a good nail salon (select a salon that handles tools cleanly to avoid the risk of contamination from other people's fungi or warts. You can also sterilize your own personal tools in boiling water and bring them to the salon.)