The phrase "neck" is typically employed as a usefulness to confer with the location behind the head in a few snails, gastropod molluscs, even though there is not any apparent distinction in between this region, the head area, and the rest of the body.[19] Mental stress: Tightening your neck muscles https://cervicogenic-headache-tre55555.wikitron.com/1688808/the_5_second_trick_for_forward_head_posture_singapore