Science Podcasts

Naked Scientists episode

Sun, 27th Feb 2011

Boosting Your Bones

Human Skeleton on Exhibit at The Museum of Osteology, Oklahoma City, Oklahoma. (c) Sklmsta @ wikipedia

Just the bare bones this week as we find out how exercise strengthens the skeleton and how new scanning techniques can help to pick up osteoporosis earlier and inform its management.  We also try out a new gadget for measuring the force muscles can apply and, in the news, discover what a self-healing tumour can tell us about common cancers, evidence that mammalian hearts can repair themselves and a new laser-based tool for diagnosing melanoma.  Plus, how the bones of people who died up to a hundred years ago are helping scientists to combat chronic back pain by building a computer model of the backbone...

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In this edition of Naked Scientists

Full Transcript

  • 07:25 - Old Bones Help Treat Back Pain

    It’s estimated that 80% of us will suffer from a bad back at some time in our lives, but the condition is hard to treat because the causes of it are so varied. Now, researchers have come up with a new way of testing out new treatments with a little help from our ancestors...

  • 13:19 - Laser technique offers optical biopsy

    Scientists have developed a new tool that could significantly improve the sensitivity of melanoma screening techniques...

  • 17:27 - Planet Earth Online - Roman Recycling

    Planet Earth podcast presenter Richard Hollingham has been asking what have the Romans ever done for us? Well, apart from building baths, sewers in cities and education, it turns out they were also into recycling...

  • 22:31 - Strengthening your Skeleton

    There are 206 bones in the average adult human, but how do our bones grow and develop and what controls how strong they become? We’re joined by Professor Tim Skerry from the Mellanby Centre for Bone Research at the University of Sheffield where he’s looking at the impacts of ex...

  • 30:55 - Scanning for Osteoporosis

    Every year, about 75,000 people suffer a hip fracture in the UK and a majority of those will be down to the condition osteoporosis. Dr. Ken Poole is a rheumatologist at the University of Cambridge where he’s studying how bones weaken and change with age...

  • 39:24 - Naked Engineering - Measuring Physiotherapy Success

    When muscles are injured or weakened, patients are usually referred to a physiotherapist for help, regaining their strength or improving their range of movement. But it can be difficult for the physio to accurately gauge the work load the patient can safely tolerate and the lev...

  • 54:05 - Is there any difference between the bones in people from different races?

    Hello from Toronto in Canada ! I would like to ask Chris if there is any difference either anatomically, or physiologically between the bones in people from different races around the world, and if so, what and why ? Thanks a lot ! Max Quijan...o.

  • 55:10 - What causes muscle cramps, and are there any cures?

    Dear Dr Chris, I have at times heard you on 702 and am impressed with your vast knowledge on seemingly any subject. Please can you offer advice on how to cure/prevent leg cramps. I am a 69 year old male and have suffered leg cramps for many years. They occur mostly in bed...

  • Video - Learning from Old Bones

    The bones of people who died up to a hundred years ago are being used in the development of new treatments for chronic back pain...



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