keloid treatment in mumbai Keloids are raised, thickened scars that develop when the body produces excess collagen during the healing process. Unlike normal scars, keloids continue to grow beyond the boundaries of the original injury, often becoming larger, darker, and more noticeable over time. They can occur after acne, surgery, burns, piercings, cuts, vaccinations, or even minor skin injuries. For many individuals, keloids are not only a cosmetic concern but can also cause