As watermelon has many benefits it also has many side effects if one consumes too much of these fruits. Firstly a good source of vitamins (A, B6 and C) and in addition to it, it also contains antioxidants and phytochemicals that help in maintaining the body.
Spondylosis literally means stiffening or fixation of the bony building blocks of the spine (vertebrae) as the result of a disease process. Spondylosis refers to degenerative changes in the spine such as bone spurs and degenerating intervertebral discs.
About Ankylosing Spondylitis. Ankylosing spondylitis is a form of progressive arthritis due to chronic inflammation of the joints in the spine. Its name comes from the Greek words  ankylos,  meaning stiffening of a joint, and  spondylo,  meaning vertebra.