Some enviromental factors such as sustainly wet nails, usage of chemical substances like acetone, frequently making of manicure, and also some diseases such as thyroid diseases, lack of vitamins, anaemia, eczama around nails and psoriasis can cause formal disorders or breaking in nails.

Color changes in nails is very important and known as a symptom of a disease. The most common color seen in change is white.

It is thickening with color change like yellow-brown on nails and can be seen in both fingers and toes.

It is mostly seen in shape disorders in nails. With thickening, nails become breakable easily.

It is a microbic disease caused by a bacteria called Streptococcus. This bacteria causes infection in nails.

It is caused by wearing narrow or pointy-toed shoes, cutting nails more than enough and wrong pedicure techniques.