People with a high level of anxiety have historically been referred to as ‘neurotic’. The term ‘neurosis’ derives from the Ancient Greek neuron (‘nerve’), and loosely means ‘disease of the nerves’.

Oral fixation may occur if a person’s needs are not met during a specific stage of childhood development, according to a theory introduced by psychoanalyst Sigmund Freud. Oral fixations include habits ...

Sigmund Freud developed a five-stage model of human development, each stage with its own characteristics and challenges. Not only was this a useful way of viewing our growth, but he believed that ...