Visit the Cardiothoracic services at the Oxford University Hospitals NHS Trust, where you may find useful patient leaflets regarding cardiac rehabilitation, among others: http://www.ouh.nhs.uk/cardiac/leaflets
Heart attack recovery: http://www.nhs.uk/Conditions/Heart-attack/Pages/Recovery.aspx
The British Heart Foundation: http://www.bhf.org.uk/
Heart health: http://www.bhf.org.uk/heart-health
Eating healthy: http://www.nhs.uk/Livewell/Goodfood/Pages/Healthyeating.aspx
The Acute Vascular Imaging Centre at the John Radcliffe Hospital: http://www.avic.ox.ac.uk/home
The NIHR Oxford Biomedical Research Centre: http://oxfordbrc.nihr.ac.uk/
Oxford University, Division of Cardiovascular Medicine: http://www.cardiov.ox.ac.uk/home