Tingling in left arm for 2 days. no pain, just odd. worried about my heart. lost dad @ 54 to heart attack.

It can't hurt : To check evaluated and have an ekg. With a family history of heart disease, you have a higher risk.

Pinched nerve: Tingling of the arm is often due to a pinched nerve in the neck or somewhere along the arm. It can also be a symptom of heart or impending stroke problems. Worrisome symptoms include weakness, shortness of breath, sweating. Have a physician check you.