1) Shrinkage is a dimensional change in fabrics where they become smaller than their original size, usually due to laundry. It is one of the main disadvantages of fabrics. 2) There are several types of shrinkage testing procedures, including relaxation shrinkage, felting shrinkage, compressive shrinkage, and residual shrinkage. 3) Factors that influence shrinkage include yarn swelling, twist factor, stitch length, GSM, elasticity of yarn, stability of fibers and yarns, construction, type of weave or knit, and tension during sewing of garments. Proper control methods like correct construction, eliminating excess tensions, and spreading with softener can help reduce shrink