Common symptoms of having a low white blood cell count include fatigue, shortness of breath, weakness and recurrent infections that are difficult to treat, according to HealthGrades. Those who struggle with a bad infecti... More »

A low white blood cell count can be related to a number of causes, including viral infections, cancer and diminished immune system function, according to MayoClinic. Detailed blood screening is the first step necessary t... More »

Low white blood cell counts are treated with blood transfusions and medications that stimulate production of blood cells, according to Mayo Clinic. If white blood cell counts are low due to cancer treatment, physicians m... More »

A low red blood cell count, most often referred to as anemia, can cause weakness, fatigue, dizziness, fainting, lack of energy, pale skin, rapid heart rate or palpitations and shortness of breath. Chronic anemia in child... More »

A low white blood cell count is an indicator of serious infections, bone marrow deficiency, autoimmune disorders and certain types of cancer, according to MedlinePlus. Several types of medications, such as anti-seizure d... More »

Symptoms of a low hemoglobin count in the blood include fatigue, shortness of breath, a heart that races more than usual during exercise, and paleness in the skin and gums, explains Mayo Clinic. A doctor can order a labo... More »

Symptoms of low iron in the blood, or iron-deficiency anemia, include weakness, fatigue, shortness of breath, pale skin and dizziness, according to Healthline. Soreness or swelling of the tongue, a feeling of tingling in... More »