Depending on the string, frame, tension, and your body it could also mean tennis elbow. Some can take flex 70+ frames strung with poly in the 60s. For others that would mean a season lost to TE.
One alternative to stringing tight is to use a stiffer string at lower tensions. There are different ways to skin the stringbed stiffness cat.
Only on Talk Tennis can you find people who believe
that 10 feet of lead tape has no effect on a frame...