You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Fixation of anal phase of Psychosexual stage of development can lead to and explain in detail?
Anal phase (1.5-3 years) child derives pleasure by holding and releasing faeces.
Arrest or fixation of this stage can lead to obsessive compulsive disorder in future.