Gender: Men area unit additional probably to develop CML, CLL and AML than girls.
Age: the danger of most leukemias, with the exception of ALL, generally will increase with age.
Family history: Most leukemias haven't any familial link. However, degree relatives of CLL patients, or having a regular twin UN agency has or had AML or ALL, could place you at associate degree exaggerated risk for developing the unwellness.
Genetic diseases: bound genetic abnormalities, like mental retardation, could play a job within the development of cancer of the blood.
Smoking: though smoking might not be an immediate reason for cancer of the blood, smoking cigarettes will increase the danger of developing AML.
Exposure to high levels of radiation: Exposure to high-energy radiation (e.g., nuclear weapon explosions) and intense exposure to low-energy radiation from magnetic force fields (e.g., power lines).
Chemical exposure: long-run exposure to bound pesticides or industrial chemicals like benzine is taken into account to be a risk for cancer of the blood.
Previous cancer treatment: bound sorts of