“…Three of the most frequently identified barriers to taking up PA that are faced by individual patients are the perceived nature of their underlying health condition, 13,26,53,68–79 patients’ knowledge and understanding of the benefits of PA 13,18,22,26,30,42,53,68–72,76,77,80–86 and patients’ time/capacity 13,18,22,26,30,42,53,68,70–72,75,76,81,87–89 …”