Thanks!published at 21:04
Let's do it again, same time next week.
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Live commentary alongside the broadcast of Series 4
Episode 1 is an exercise special, perfect for the New Year
Watch the programme from 20:00 in Live Coverage tab
Alex Freeman & Lin Lin Ginzberg
Let's do it again, same time next week.
Hope you enjoyed the programme! We'll be here again same time next week, but in the meantime, you can send in your health questions via the website. Thanks for watching!
We wouldn't advise you eat THAT much! For women, it's about avoiding carbs after exercise, so don't do your exercise on an empty stomach and then eat after, as many do.
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Yes, there have been a number of studies, and meta-analyses. We link to a few on our website, as they have varying results.
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Burning fat is not all down to excercise
Yep, that's brand new science. As ever, all our results are in detail on our website

Want to hear those interviews again? Here they are.
Dr Frederik Karpe tells Michael Mosley about the surprising benefits of fat on the bum.
Michael Mosley interviews Dr Nicholas Finer about how much body fat is too much.
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: )
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Such a wonderful film to make.
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There's more information about that trial, and you can watch that film again on our website.

Our favourite surgeon Gabriel Weston investigates
Here it is!
The tiny implant only measures 3mm by 3mm.
Image source, Oxford NHS hospitals trustAn absolutely amazing story.
Read more from Rhian about what it was like., external

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Yes, we got them to keep diet diaries.
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The experiment
Yep - a little bit controversial! But our results are in full on our website, along with other similar studies.
Michael's written a little guide to safe cooking and reheating...

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We did measure their blood sugar spike too - have a look at our results.
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Don't we ALL do this when brushing our teeth? Well, maybe we should learn from Michael!
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