As most physically active people know, it is not unusual to stress or damage muscles. Maybe you didn't stretch properly before leaving home? Perhaps you started your workout when you were fatigued?
Beyond the accidental injury, or the aches and stiffness that occur in everyday life, sometimes pain just "shows up" after a long day at work! Most pain resolves on its own, but sometimes injuries have a way of hanging on.
Clinical studies have proven that Acupuncture treatment decreases healing time, strengthens injured areas, and works to prevent reoccurrence.