How hard can it be to talk about yourself? We do it on a daily basis without much thought to it.
However, recruitment managers are not looking for your whole life story, your third-grade achievements, or what you had for dinner last night. Instead, they are looking for a pitch.
This is usually the first question asked in an interview, so it acts as your introduction. Make sure your answer is relevant to the position you are applying for. What you should be aiming for here is to present yourself as the ideal candidate for the job.