plz consult personally to solve all ur queries.

Yes, ECG gives us a lot of information about heart conditions.

ECG gives information about the rate,rhythm of the heart.Enlargement of various chambers and thickness of the walls can be assessed.Changes of acute heart stroke or previous stroke with consequences in the heart structure and function can be seen.

An electrocardiogram (ECG) is a simple test that can be used to check your heart's rhythm and electrical activity. It can be used to investigate symptoms of a possible heart problem, such as chest pain, palpitations (suddenly noticeable heartbeats), dizziness and shortness of breath. An ECG can help detect: arrhythmias – where the heart beats too slowly, too quickly, or irregularly coronary heart disease – where the heart's blood supply is blocked or interrupted by a build-up of fatty substances heart attacks – where the supply of blood to the heart is suddenly blocked An ECG is a quick, safe and painless test. No electricity is put into your body while it's carried out.