It’s called 'High Intensity Interval Training', and it can supposedly do wonders for your health – all with just a few minutes per week.

BBC presenter and doctor Michael Mosley was sceptical, but as he discovered when he tried the exercise for himself, there’s scientific evidence that supports it – so long as you do it right. Watch the technique in the video above. (Needless to say, you should always consult your doctor before making any radical changes to your lifestyle.)

This is an original short video co-commissioned with Britlab. For more great Britlab stories, visit their youtube channel.

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