This short video with immaculate graphics talks about fibroblasts, their products, and their active and inactive states. Fibroblasts are the most common type of cells in the connective tissue. They are responsible for making the extracellular matrix and collagen. They form the structural framework of tissues and perform tissue repair. Timeline: 00:00 introduction 00:26 active and inactive fibroblasts 01:21 products of fibroblasts