JACKSONVILLE, Fla. (Jan. 15, 2015) – Hospital Corpsman 2nd Class Alecia Dease, Naval Hospital Jacksonville respiratory therapist, gives a pulmonary function test with James Benton. This measures how well the lungs can put oxygen into the blood and remove carbon dioxide from the blood. February is American Heart Month, visit your primary care manager for an annual checkup. ( Navy photo by Jacob Sippel, Naval Hospital Jacksonville Public Affairs/Released).

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