An impression of having seen or experienced something before: Old-timers watched the stock-market crash with a distinct sense of dÃ©jÃ  vu. b. Dull familiarity; monotony: the dÃ©jÃ  vu of the tabloid headlines.
Lateral Neck Flexion Stretch. Lateral neck flexion stretch targets the upper trapezius muscle. This stretch can be very useful for people who suffer from tight, aching muscles in the upper back and neck, such as those who work at a computer.his stretch can be very useful for people who suffer from tight, aching muscles in the upper back and neck, such as those who work at a computer.
Yet, very few ever take the time out to address the neck with specific training. By understanding a bit more about the functions of the neck and how it pertains to the rest of your training goals, you can put yourself in a better position to improve these important muscles. Flexion, lateral flexion, extension and rotation, folks â these should make it into your weekly training routine.