Stress and anxiety are also risk factors for heart problems as they increase levels of adrenaline and other catecholamines, which h in turn sugment heart rate.
Please share medicines if any you are taking,your reports of ECG, cardiac echo, Tread mill test,
lipid profile.
Next Steps
Take fat free diet with more of fresh vegetables, fruits, avoid alcohol and tobacco, take light natural exercise like walking, light jogging, swimming, yoga, cycling, daily.
Take adequate rest.