Severe heart pain lasting only seconds but is followed by nausea. any ideas on what is going on? the pain is rythmnic like a muscle spasm.

Is it associated: In any way with eating? Did you see your pcp? Ck it out your too young for these type symptoms!

Cause muscle spasism: Involuntary muscle activity may be referred to as a "spasm". Examples include muscle contractions due to abnormal nerve stimulation, or abnormal activity of the muscle itself. A series of spasms or permanent spasms are called a spasmism. A variety of types of involuntary muscle activity may be referred to as a "spasm". Colic spasm may result in nausea and vomiting. After pain.