Frequent picking of the nostrils usually does not make the nostrils bigger, the nose is made up of nasal cartilage and soft tissues, and simply picking the nostrils usually does not lead to bigger nostrils. Under normal circumstances, the shape of the nose is congenital development, and will not change the size of the nostrils due to frequent digging, unless the nostrils have inflammation and infection, suffered serious trauma, or normal digging will not change the size of the nostrils. Frequent picking of the nostrils itself is a bad habit, although it does not cause the nostrils to become larger, but it can easily cause nosebleeds, nasal vestibulitis, scabs, and so on, and even cause other infectious complications, so it is not recommended that the patient often picking of the nostrils. Frequent digging of the nostrils is normal will not make the nostrils bigger, should be corrected bad habits, if there are symptoms of discomfort, it is recommended to consult a doctor in a timely manner.