The diagnostic test that records the electrical activity of the heart is called ECG or Electrocardiogram. An ECG is a painless and simple test, which uses electrodes arranged and attached to your skin, and records the activity of the heart. ECG detects any abnormal rhythm and pattern of the heart beat and this helps doctors in diagnosing arrhythmias.
When most people in Africa has aids, its considered an epidemic. When most people are considered fat asfack in the US its also considered and epidemic.
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Not enough information is given but my mom is in the medical feild and she says that a condition common with age is presbyopia. It causes the leanses in your eye to become less flexable and less able to thicken therefore less able to focus on near by objects. Another is catteracts which I assume you already know about so I will not explain.
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