The length of time it takes for hair to grow back after laser hair removal can vary depending on several factors, including the individual's hair growth cycle, the number of treatments received, and the type of laser used.
Typically, it can take anywhere from 4 to 12 weeks for hair to start growing back after laser hair removal. However, the hair that does grow back is often finer and lighter in color than the original hair. Over time, additional laser hair removal treatments can reduce hair growth even further.
It's important to note that laser hair removal is not a permanent solution for hair removal. While it can significantly reduce hair growth, most people will need to have periodic touch-up treatments to maintain their results.
It's always a good idea to talk to a professional before undergoing any hair removal treatment, including laser hair removal, to determine if it's the right option for you and to discuss the expected results and possible side effects.