Numb Left Arm Rapid Heartbeat Whats Wrong With Me! PLEASE Help?

Whats wrong with me! PLEASE help? - numb left arm rapid heartbeat

I'm only 16 and I felt stressed lately. I noticed they still have a fast heartbeat. Well, my left arm because it is not the same. It is insensitive, but he feels a tingling sensation, like when u bleed ur back leg after he fell asleep. Whats wrong with me? Should I my doctor?