Gene-transmitted diseases are a severe health condition that is caused by a mutation in one or more genes. Such diseases are inherited from parents and can manifest in a variety of ways that can be debilitating, chronic, or even fatal. In medical terms, such diseases are also referred to as hereditary disorders, genetic disorders, or heritable diseases. Other synonyms for gene-transmitted diseases include inherited diseases, familial diseases, congenital diseases, genetic abnormalities, and genetic disorders. The impact of gene-transmitted diseases can be profound, affecting not only the physical health but also the emotional well-being and quality of life of the afflicted individuals and their families. Early diagnosis and proper management are essential for effective treatment of these conditions.