I do not know if it is glands, lymph nodes, or muscles, but there is an area on the left side of my <span style = 'background-color: #dae8f4'>neck</span> that is noticably larger than the corresponding area <span style = 'background-color: #dae8f4'>on</span> my right <span style = 'background-color: #dae8f4'>side</span>.