An electrocardiogram is a test that records the electrical activity of the heart. ECG is used to measure the rate and regularity of heartbeats as well as the size and position of the chambers, the presence of any damage to the heart, and the effects of drugs or devices used to regulate the heart...
Influenza vaccines are given every year in the fall or winter. September, October and November are the ideal months to give the flu vaccine. Pneumococcal vaccines are routinely given to persons age 65 and older as a one-time dose. One-time revaccination is recommended 5 years later for persons ...