Organoids & Lab-Grown Tissues are revolutionary tools in biomedical research and regenerative medicine, created by cultivating stem cells or progenitor cells into 3D miniaturized structures that replicate the architecture and function of real human organs. Organoids mimic key physiological features of tissues such as the brain, liver, kidney, intestine, and lung, offering powerful platforms for disease modeling, drug testing, personalized medicine, and developmental biology studies. Lab-grown tissues, including skin, cartilage, and muscle, are also being developed for therapeutic transplantation and wound repair. These systems overcome limitations of traditional 2D cultures by providing more accurate, patient-specific, and dynamic environments. Ongoing advancements focus on improving vascularization, scalability, and integration into host tissue, ultimately paving the way for organ regeneration and functional tissue replacement in clinical settings.