Jason has an unshakable belief that his bones are broken; schoolboy Nicholas battles with the bullies; Nathan comes clean about his drug-use; Lynda finds a friend in Jessica and offers David some sage advice.
After absconding from hospital, Michelle returns to the Emergency Dep. Joel smuggles contraband onto the ward; Daniel reveals a deep secret; Lynda hits rock bottom and new patient David believes he's Elvis Presley.
It's athletics day and our players are tearing up the track. Plus, Glenda and the Dummy visit a Little Athletics squad who give us some invaluable pointers.
Dr Xand goes underwater to show how your blood clots, and Dr Ronx finds out how echolocation - an amazing navigation technique used by bats to fly in the dark - is helping visually impaired patients.