Walking is one of the easiest exercises to do - or so we’re told. We speak to consultant sports medicine physician Dr Malini Karupiah about whether walking is enough exercise, and what happens when we graduate from walking to jogging to running.
Image Credit: Shutterstock

Beyond The Diagnosis #36: “I Just Want To Give People Hope” (Living With HIV)
37:46

Care And Compassion In Methadone Treatment
25:41

What You Need To Know About The TB Outbreak
32:36