Thank you for your concern and your family members who have had cardiovascular problems This is palpitations which symptoms that your heart not well. Its important to have a doctor preferably cardiologist examine and confirm the heart beats There are several tests which may be necessary 1.Chest x Ray. to assess the heart size. shape and orientation 2. ECG. this is to check for the rhythm of the heart and if regular 3. Echo cardiogram for any abnormality. valvular. thrombus or septal defect 4. cardiac enzymes. for any myocadiodamage 5.Troponin levels 6 D Dimers for myocardial damage 7. ASOT test. for previous streptococcus infection which may cause rheumatic heart disease. Treatment This will depend on the outcome of the tests. Cardiologist review still necessary for proper follow-up.