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can be caused many conditions other than Heart problem.So , firstly come out of the impression that you have a heart problem.Chest can be due to Dyspepsia
or acidity in stomach.Maintain regular timings for food and make a habit of having a glass of water 15 min before having food.
As your tests came normal , you dont need to worry about heart problem.
If you can elaborate your symptoms , I can help you with a better advice.
Regarding chest pain please mention When do you get it , How severe is it , How is it related to your food habit , do you have breathlessness , your age .
Please mention these details as a comment to this post or feel free to mail me.