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.
The muscles of the upper arm include the biceps and triceps. This pair of muscles performs the opposite actions of flexing and extending the arm. Other muscle groups are responsible for the flexion and extension of the wrist, the rotation of the arm and the finer movements of our fingers.he deltoid is this muscle here, right at the shoulder joint. You could say that this is the muscle that gives your shoulder that rounded shape that it has. It stabilizes and moves the shoulder and arm. The deltoid is the main abductor muscle of the shoulder, meaning it moves the arm away from the center of the body.