Is premature heartbeat a heart attack?

Premature contraction is usually referred to as premature contraction. Premature contraction is not necessarily a heart disease.

Patients with heart disease due to heart disease, leading to ischemia, hypoxia, may appear premature contraction, this disease patients may also appear palpitations, precordial pain, fatigue and other symptoms. Premature contraction may also be related to physiological factors, such as drinking strong tea containing caffeine, coffee, leading to sympathetic excitation caused by factors such as strenuous exercise, emotional excitement may also appear premature contraction, symptoms can disappear after eliminating the triggering factors.