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Dr Chris, Dr Xand and Dr Ronx explore the ins and outs of the human body in a variety of exciting experiments.
Episode 10. Dr Xand meets someone who has developed the technology to grow bones in a laboratory.
Nailed It! There is a supersized giant nail in the lab as the Doctors show how your nails are made.
The Doctors reveal the incredible energy stores that make your body work around the clock!
Guts Galore! The Doctors get to grips with guts to see how the amazing villi absorb nutrients from food.
There’s foam galore as the Doctors' experiment shows how enzymes speed up.
There is a snake in the lab as the Doctors explore how your body temperature works.
Mighty Muscles! The Doctors meet a super-strong weightlifter in the lab to show how muscle fibres work.
The Doctors reveal how blood travels around the body through a network of amazing vessels.
The Doctors enter game mode as they reveal how your blood fights off unwanted invaders.
The Ouch! Awards 4. The Doctors hit the road in the Ouch Taxi to surprise the winners of the 4th Ouch! Awards.