Need more information…: However it could be as serious as (pardon the pun) a heart attack or as common as stress or anxiety. Another possibility is a phenomenon known as "cardiac awareness". This should be a valuated further, especially if you're having other symptoms such as chest pain, lightheadedness, dizziness, passing out or shortness of breath.
Answered 9/28/2016
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Palpitations: You may have severe palpitations and may be a heart problem that needs evaluation. Check with your doctor, difficult to diagnose without seeing you.
Answered 7/6/2013
5.6k views
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