Hematology is the study of the blood and blood disorders in the body. A hematologist is a physician who has expertise in diseases of the blood and bone marrow, and treats vascular and clotting problems. The hematologist also treats blood disorders such as hemophilia, leukemia, lymphoma, anemia and sickle cell disease.

Physicians in this specialty treat patients suffering from numerous diseases and illnesses, but some of the most common are Malaria, lymphoma, Non-Hodgkin's Lymphoma, Myelomas, Evans' syndrome, AIDS, Leukemia, hemophilia, Thrombocytopenia, Sickle-cell disease, Myeloma, Pernicious anemia, Hodgkin's disease, Thalassemia, Myelofibrosis, Infectious mononucleosis, Agranulocytosis, Systemic lupus erythematosus (SLE), Megaloblastic anemia, and Autoimmune hemolytic anemia.

Once properly diagnosed, practitioners can perform numerous procedures on patients including Chemotherapy, Bone marrow transplant, blood transfusion, radiotherapy, Intramuscular injections, Anticoagulation therapy, and Venesection.

To diagnose patients with possible illnesses and diseases, specialists will often perform one of many tests including Coombs test, D-dimer, Prothrombin time, Bone marrow biopsy, Protein electrophoresis, serum Ferritin level, Partial thromboplastin time, Vitamin B12 and Folate levels, Erythrocyte sedimentation rate (ESR), Blood film, Full blood count, and Hemoglobin electrophoresis.

Doctor density varies by specialty and location. Arkansas has 93 practicing hematologists. Broken out by city, hematology doctor density in Batesville is 1, in Benton is 1, in Bentonville is 6, in Blytheville is 2, in Camden is 2, in Clinton is 1, in Conway is 1, in El Dorado is 1, in Fayetteville is 6, in Forrest City is 1, in Fort Smith is 11, in Heber Springs is 4, in Hot Springs is 4, in Hot Springs National Park is 2, in Jonesboro is 3, in Little Rock is 57, in Morrilton is 1, in Newport is 2, in North Little Rock is 5, in Pine Bluff is 2, in Russellville is 2, in Searcy is 2, in Springdale is 6, and in West Memphis is 1.

Arkansas is home to many lakes and rivers for those interested in fishing and water sports. Cruise up the Arkansas River, fish in the White River of the Ozark Mountains, or drive the Great River Road along the Mississippi River Delta. Tour Arkansas wine country in the Altus area, step inside a log cabin from the 1800s in southern Arkansas, or hike nature trails in Hot Springs National Park. Arkansas’ population is 2,779,154. Little Rock is Arkansas’ capital city, and has numerous restaurants, museums, golfing, and an extensive park system. Visit the monument that marks the initial point for surveys of the 1803 Louisiana Purchase.

According to 2005 Census estimates, Arkansas has a population of 2,779,154. Of this population, 662,920 are under the age of 18 and 381,547 are at or above the age of 65.