大象传媒

Do you find yourself biting or chewing away your fingernails or even your toe nails without realizing you are doing it? Well, that behaviour is medically known as onychophagia. Usually, the person knows the behaviour is problematic, but they cannot control it on their own. The 大象传媒's Carolyne Kiambo takes a look at this common stress-related or nervous habit that doctors classify as a type of obsessive-compulsive disorder.