An intercostal muscle strain happens when you pull or partially tear the muscles between your ribs. You can do this by lifting, twisting, or being hit in the ribcage — but healing can take a while.

In years past, muscle injuries in the abdominal area were known by names such as ribcage strains, oblique strains, side strains, abdominal strains, or intercostal strains; with so many muscles ...

David Wright, third baseman for the New York Mets, was recently diagnosed by his physicians with left sided intercostal muscle strain, after he was complaining of a sore back last week while at the ...