Connective tissue includes tissue that binds together, supports and strengthens other body tissues.
Some connective tissue protects and insulates internal organs. Bone, cartilage, blood and fat cells are examples of connective tissue. There are a number of physical characteristics of persons with fragile X syndrome that are associated with connective tissue. Double-jointedness Both males and females with fragile X may be able to hyper extend their fingers or thumbs. This double-jointedness is a result of loose connective tissue.