Why do hands' nails brake?

The nails are composed of keratin layers, the quality of which are genetically determined and varies from person to person depending on the DNA.
Besides the naturally brittle nails, breaking and peeling of the nail can be due to various causes.
Diet
If your diet is low in iron and vitamins, this results in cracking and peeling of the nail.
In this case the protein intake is essential. Enrich your diet with fish, egg, meat and legumes, and dairy products, green vegetables and sesame, which will improve the appearance of your nails and will offer them more stamina.
Dehydration
Frequent hand washing, the use of chemicals and detergents can dehydrate nails. As boring as it is, after each hand washing, you should use cream. This will prevent a degree of nails to be formed is susceptible to breakage.
cuticles
Cuticles are joints between the nail and the skin that protect against water, bacteria and anything that can harm them. If you cut damage. What you can do is to push or let in a special care of them.
various diseases
Some dermatological diseases such as psoriasis or various fungal infections, can affect your fingernails. Visit the doctor to recommend the appropriate treatment.
Nail polishes
Do not let the varnish for a long time on your nails, as they have ingredients that dehydrate and lead to breakage. You must leave your nails to rest for a few days and then you can paint again.
Ways of dealing with
There are dietary supplements containing specific composition plurality vitamins strengthen the matrix of the nail by the passage of time more resistant nails. Also, there are creams, oils, gel or pen strengthen nail structure, harden and help to correct and healthy development, preventing sometimes and easily attack the nail fungal or other dermatophytes. If the nails do not suffer from a skin disease (fungus, psoriasis, pseudomonas, etc.) and if the nails are subject to regular paint semipermanent manicure or adding artificial nails etc. should use appropriate products for nail health because sooner or later They will not be able to return to their normal state if not helped by any therapy.