Particularly thin and soft fingernails can be caused by a variety of factors, including lifestyle factors such as improper use of nail products, as well as diseases such as nail dystrophy and onychomycosis. Clinical treatments are chosen according to the specific conditions of the disease, and the main treatments include general treatment and medication. 1. Improper use of nail care products: improper use of nail care tools or frequent nail care may lead to thin and soft nails. At this time, you should immediately stop using the relevant nail products, can be under the guidance of a professional physician for nail rehabilitation treatment. 2. Nail malnutrition: due to picky eating, partiality leading to vitamin and trace element deficiency, patients can be seen thinning and deformation of nails and other symptoms. Clinical treatment of this disease is based on the principle of symptomatic treatment, it is recommended to go to the hospital to improve the examination, clear lack of substances and then give supplementation. 3. ringworm of the nails: gray nails, is caused by ringworm bacteria invasion of the nails caused by a kind of nail disease, can make the nails become brittle and soft and so on. Can follow the doctor’s instructions to take itraconazole, terbinafine and other drugs antifungal treatment. If you exclude life factors other than finger nails especially thin and soft, you should go to the hospital in time, hospital related examination, in order to clarify the cause of the disease, and actively cooperate with the doctor’s treatment, do not take care of yourself. The medication should be used in accordance with the doctor’s instructions.