One of the most common myths in beauty salons is that natural nails need to "breathe" between gel manicures. The biological truth is simple: nails are made of non-living, compacted keratin proteins and do not have lungs—they receive all necessary oxygen, vitamins, and blood supply from your bloodstream via the nail matrix beneath the cuticle. However, continuous gel wear without proper maintenance, gentle prep, and professional removal can leave nail plates weakened over time