Neck stretching exercises are useful for relaxing your head and neck. They can be performed while sitting or standing. Don't strain the neck at any point of time. Focus on observing the reach of your breath to the muscles of neck.
The head should be moved only to the degree where it is comfortable. Keep your jaws and shoulders relaxed during the exercise.
How it is to be done - Sitting or Standing.
Suitable for - Everybody.
View animation for Neck Stretch Pose
Steps - Actual procedure for that asana.
Sit in Easy Pose
Modification to the exercise: You can modify the exercise to get a good stretch to the neck and release tension in the head and neck by incorporating head rotations in the exercise as described below:
Start with Easy Pose.
Benefits to body parts - Stretches the neck and relaxes neck, head and face.
Other benefits - Relieves mental tension
Precautions - Avoid if you have neck problems.