Niki works her BACK muscles using the 4th segment of Workout 1 of week 3 of ConikiXXX.br br ConikiXXX is the 1st workout system that you can do at home for FREE designed to be SAFE and suitable for people of all ages. Complete with detailed professionally designed tutorials that will get you working out safely and without risk of injury.br br Join the HOME WORKOUT PHENOMENON today, it's FREE. Just hit the SUBSCRIBE button on our site .br br Check our website for full details.br br Do this Exercise 3 timesbr br 1. Negative Chin Pull Ups x 6br 2. Negative Chin Pull Ups x 6br 3. Negative Chin Pull Ups x 6br br Wait 30 seconds in between sets if you're doing this exercise on it's own otherwise simply move to the next exercise in workout 1 of week three.