i want to pursue sports psychology from the UK?

Along with your application for study abroad, you must submit the following documents. Some of these documents are required by all universities that offer the programme. Some universities, however, may request you to submit extra information and documentation. Some of these are as follows:

Transcripts: Certificates from previous study institutions are an important part of your application package.
LOR: A minimum of two reference letters from academic professors and past employers. Some universities like the University of Oxford require students to have three letters of recommendation.
CV/Resume: This is not a mandatory requirement, however, applicants with previous knowledge must provide a CV along with the application package.
Tests to study in the UK: Entry requirement test scores like IELTS, TOEFL, etc. must be submitted directly through the testing agency.
Personal Statement: Required by almost all top universities, a personal statement helps in improving the weightage of your application package.
Here is a list of universities that you can target:

University of Oxford
UCL (University College London)
King’s College London
University of Edinburgh
London School of Economics and Political Science Social 
University of Exeter
University of Warwick
University of Manchester
Cardiff University 
University of Birmingham
If you have any further questions just ask me.