Head and neck cancer is a term that is used to define different malignant tumors that grows in or around the throat, larynx, nose, sinuses, and mouth. Cancer cells can spread to other parts of the body. Cancer cells in the head or neck can sometimes travel to the lungs and grow there. Alcohol and tobacco are major risk factors for cancers of the head and neck. All tobacco products, including cigarettes, cigars, pipes, and smokeless tobacco.Head and neck cancer develops in almost 65,000 people in the United States each year. These squamous cell cancers are often referred to as squamous cell carcinomas of the head and neck. Head and neck cancer is a general term that covers many different types of cancer. Cancers can be beningn and malignant in terms of their localization and traversing to other parts of the body. Head and neck squamous cell carcinoma (HNSCC) develops in the mucous membranes of the mouth, nose, and throat. HNSCC is classified by its location. Head and neck cancer can cause pain or a burning sensation when chewing and swallowing food. Patient might feel like food is stuck in your throat. Head and neck cancers account for about 4 percent of all cancers in the United States. They affect about 65,000 people a year.Head and neck squamous cell carcinoma (HNSCC) represents a group of tumors arising in the oral cavity, oropharynx, and larynx.