This video tells us about muscular pathology commonly related to protein malfunction or absence. The video covers the definition and types of muscular dystrophies Duchenne, becker, myotonic, its pathology and respective pathophysiology. A muscular dystrophy is a group of diseases that cause progressive weakness and loss of muscle mass. TIMELINE: 0:11 Introduction 0:50 Definition 0:56 Types of Muscular dystrophy 0:59 Duchenne Muscular dystrophy 2:15 Genetic cause 2:50 Pattern of inheritance 3:15 Frequency and rate of occurrence 4:33 Symptoms 5:20 Pathophysiology of muscle 7:13 Comparison in normal and abnormal muscle 7:45 Myotonic Dystrophy 9:18 Symptoms 9:31 Life-threatening 9:49 End