Packing for a trip to Walt Disney World in December or January means being prepared for anything. Check the extended forecast before you leave. Bring along a sweatshirt or light jacket, and dress in layers that you can remove as the temperature warms up through the day.
Injury of a Muscle or Tendon. A damaged tendon or muscle can be the main culprit behind the swollen bump on the back of the neck. Muscles and tendons keep the body in shape and when one is injured or pulled, the muscle moves from its original position. The damaged part of the muscle sticks out, which forms the lump.
1 Autoimmune diseases, cancer, and other disorders of the thyroid gland, such as goiter due to iodine deficiency, can cause enlargement of part or all of your thyroid gland. 2  Viruses, like mumps, can make your salivary glands enlarged. 3  Injury or torticollis can cause a lump in your neck muscles. lump in the neck can be hard, soft, tender or non-tender. It can be located in the skin (such as a sebaceous cyst or acne) or it can come from tissues and organs within your neck. Where the lump originates plays an important role in determining what it is.