Where does it hurt?

Head & neck

Jaw (TMJ) Base of skull (suboccipital) Neck

Shoulder & arm

Shoulder Elbow / forearm / wrist

Back & trunk

Upper back Low back

Hip & leg

Front of hip / thigh Buttock / side of hip Hamstring Knee Calf / Achilles Foot (sole and heel)

Sources on every option.
Warning signs first.
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