Keloids can be frustrating, especially when they continue to grow or cause discomfort long after a wound has healed. Many people first notice them after piercings, acne, cuts or surgery. While keloids are not dangerous, they can affect confidence and quality of life. Learning what causes them and how they behave makes it easier to choose the right approach for long-term recovery. A keloid forms when the body creates more collagen than needed during healing. Over time, the scar rises above the skin, becomes firm and may spread wider than the original injury. Some people are more likely to develop…