Scientists have ranked nearly 40 exercises in order of calories burned.
Running and skipping are the most effective ways to shed pounds, with both burning at least 861, and up to 1,074, calories after just one hour of activity, research reveals.
Although popular for its calming properties, yoga causes a maximum loss of just 228 calories after an hour workout, the study found, according to Daily Mail.
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Kayaking, weightlifting and light swimming burn between 400 and 500 calories every 60 minutes, the research adds.