Is pull-up/squat boot camp workout intense? Sir, yes sir

Paul Fajer, a personal trainer at Little Rock Athletic Club, had no problem whatsoever doing the Burpee Pull-up, but exercisers who lack his strength, height and experience can modify the exercise by replacing the pull-ups with a leap to touch the bar.

http://www.nwaonline.com/news/2013/apr/22/pull-squat-boot-camp-workout-intense-sir--20130422/