Several people believe it unnecessary but people who do not perform stretching actions before and after a workout are more likely to hurt themselves. Almost everyone knows that stretching before workout prevents injuries, but only some people know that stretching after workout, when muscles are still warm, can raise flexibility.
As warm up training can be calculated in terms of complexity, it is always a good thought to initiate with the easiest first and make sure all the muscle are stretched before moving on to any training.
A few people, even if they have strong bodies, they tend to abandon the neck when working out because stretching the neck strength can be as simple as placing the palm of one's hand against the front of the head and pushing it; then, do the same to the sides and the back of the head. It is always a good thought to continue with this stretching at certain points in the body slim preparation workout particularly if a difficult exercise is about to be performed as it will help make the regular easier.
If you are someone that likes aerobic exercise then you should listen to music if possible as it helps to have a regular beat. Just make sure that you get your headset with you so you won't worry people who may favor not to listen to your music while exercising. Stretching your body is a form of exercise in itself and a pleasant way to relax at the end of a hard day so it is worth doing repeatedly even if you do not desire to workout.