
Anemia
Anemia is a condition in which the body does not have enough healthy red blood cells. Red blood cells provide oxygen to body tissues. Hemoglobin is the oxygen-carrying protein inside red blood cells. It gives red blood cells their red color. Peopl... More »
Fatigue
Fatigue is a feeling of weariness, tiredness, or lack of energy. More »
General Weakness
Weakness is a reduction in the strength of one or more muscles. More »