'England Sevens star Marcus Watson and England Sevens strength and conditioning coach Dan Howells take us through a trunk conditioning session' 

Tags: fitness , Workout , exercises , training , england , rugby , Physical Fitness (Field Of Study) , Physical Exercise (Word) , England Rugby , England National Rugby Union Team (Sports Team) , RFUTV , Marcus Watson

SEE ALSO: inspiration , wo , muscles , squat , po , core workout , diät , weight , Well , program