Chest pain left side. Related to heart.

From last few month I had a pain in my left  arm  some time it remains for whole day or some time it feel and go.i feel pain on my wrist bone or some time below or upper elbow some time on shoulder joint.is this pain related to heart. Secondly I feel pain on right side of chest and some time on left side of chest for few seconds and then it goes. When I climb stairs 3 to 4 th floor meri saas foolne lagti hai ...my age is 35 and fasting sugar is 93 pp is 103 and wight is 84.i smoke also but don't drink. From last few days I am in fear I can feel some thing is happening in my heart area chest area.my cholesterol was 190 trygliride 170 ldl 137 hdl 42.. plz help and suggest is there any test which can conform that I don't have any heart disease...