White Blood Cells (WBC) are also known as fighter cells in human blood, which plays very vital role in human body. There are so many decease which are result of variation of WBC count from normal. In this direction this book helps to get importance of WBC along with types of WBC. It also includes the procedure to be followed for classification and counting of each type of WBC. For the same purpose we have applied image processing techniques on microscopic blood image in MATLAB software. ukryj opis